list of Historic Civil Engineering Landmarks

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{{Use mdy dates|date=April 2025}}

__NOTOC__

The following is a list of Historic Civil Engineering Landmarks as designated by the American Society of Civil Engineers since it began the program in 1964. The designation is granted to projects, structures, and sites in the United States (National Historic Civil Engineering Landmarks) and the rest of the world (International Historic Civil Engineering Landmarks).

As of 2024, there are 235 designated Historic Civil Engineering Landmarks in the United States and 61 internationally, totaling 296 landmarks worldwide.{{cite web |last1=Walpole |first1=Ben |title=Meet the man who has been to 150 ASCE Historic Civil Engineering Landmarks |url=https://www.asce.org/publications-and-news/civil-engineering-source/article/2024/10/29/meet-the-man-who-has-been-to-150-asce-historic-civil-engineering-landmarks?utm_source=chatgpt.com |website=American Society of Civil Engineers |publisher=ASCE |access-date=30 November 2024}} Sections or chapters of the American Society of Civil Engineers may also designate state or local landmarks within their areas; those landmarks are not listed here.

class="wikitable sortable"
Ref#

!Year designated

!Name

!Image

!Built

!Location
Coordinates

!Region/state

!Country

!Category

1

| 1966

| Bollman Truss Bridge

| 100px

| 1869

| Savage
{{Coord|39|8|5.4|N|76|49|30.3|W|type:landmark|name=Bollman Truss Bridge}}

| Maryland

| United States

| bridges

2

| 1967

| Bidwell Bar Bridge

| 100px

| 1856

| Oroville
{{Coord|39|32|14.8|N|121|27|15.6|W|type:landmark|name=Bidwell Bar Bridge}}

| California

| United States

| bridges

3

| 1967

| Erie Canal

| 100px

| 1825

| Hudson River to Lake Erie
{{Coord|43|2|35.6|N|76|1|20.2|W|type:landmark|name=Erie Canal}}

| New York

| United States

| water transportation

4

| 1967

| Middlesex Canal

| 100px

| 1803

| Middlesex County
{{Coord|42|30|21.4|N|71|9|25.8|W|type:landmark|name=Middlesex Canal}}

| Massachusetts

| United States

| water transportation

5

| 1968

| Central Pacific Railroad

| 100px

| 1863–1869

| Sacramento eastward
{{Coord|38|34|57|N|121|30|22.8|W|type:landmark|name=Central Pacific Railroad}}

| California

| United States

| roads & rails

6

| 1968

| Durango-Silverton Branch of the D&RGW RR

| 100px

| 1882

| Durango
{{Coord|37|35|27.7|N|107|46|41.6|W|type:landmark|name=Durango-Silverton Branch of the D&RGW RR}}

| Colorado

| United States

| roads & rails

7

| 1968

| Ellicott's Stone

| 100px

| 1799

| Mobile
{{Coord|30|59|52|N|88|1|21.1|W|type:landmark|name=Ellicott's Stone}}

| Alabama

| United States

| surveys & maps

8

| 1968

| Acequias of San Antonio

| 100px

| 1718

| San Antonio
{{Coord|29|19|57.1|N|98|27|41.1|W|type:landmark|name=Acequias of San Antonio}}

| Texas

| United States

| water supply & control

9

| 1968

| Joining of the Rails - Transcontinental Railroad

| 100px

| 1869

| Promontory
{{Coord|41|37|4.7|N|112|33|5.8|W|type:landmark|name=Joining of the Rails - Transcontinental Railroad}}

| Utah

| United States

| roads & rails

10

| 1968

| Wheeling Suspension Bridge

| 100px

| 1849

| Wheeling
{{Coord|40|4|12.8|N|80|43|36.7|W|type:landmark|name=Wheeling Suspension Bridge}}

| West Virginia

| United States

| bridges

11

| 1969

| Alvord Lake Bridge

| 100px

| 1889

| San Francisco
{{Coord|37|46|8.4|N|122|27|17.6|W|type:landmark|name=Alvord Lake Bridge}}

| California

| United States

| bridges

12

| 1969

| Charleston - Hamburg Railroad

| 100px

| 1833

| Charleston to Hamburg
{{Coord|32|47|22.9|N|79|56|15.8|W|type:landmark|name=Charleston - Hamburg Railroad}}

| South Carolina

| United States

| roads & rails

13

| 1970

| Ascutney Mill Dam

| 100px

| 1834

| Windsor
{{Coord|43|28|35|N|72|23|44.5|W|type:landmark|name=Ascutney Mill Dam}}

| Vermont

| United States

| dams

14

| 1970

| Bridgeport Covered Bridge

| 100px

| 1862

| Nevada County
{{Coord|39|17|34.2|N|121|11|41.7|W|type:landmark|name=Bridgeport Covered Bridge}}

| California

| United States

| bridges

15

| 1970

| Cornish–Windsor Covered Bridge

| 100px

| 1866, rebuilt 1988

| Windsor to Cornish
{{Coord|43|28|25.3|N|72|23|2.1|W|type:landmark|name=Cornish–Windsor Covered Bridge}}

| Vermont and New Hampshire

| United States

| bridges

16

| 1970

| Frankford Avenue Bridge

| 100px

| 1697

| Philadelphia
{{Coord|40|2|36.7|N|75|1|14|W|type:landmark|name=Frankford Avenue Bridge}}

| Pennsylvania

| United States

| bridges

17

| 1970

| Potowmack Canal and Locks

| 100px

| 1799

| Great Falls
{{Coord|38|59|25.3|N|77|14|58.1|W|type:landmark|name=Potowmack Canal and Locks}}

| Virginia

| United States

| water transportation

18

| 1970

| Theodore Roosevelt Dam & Salt River Project

| 100px

| 1911

| {{Coord|33|40|17.9|N|111|9|40.8|W|type:landmark|name=Theodore Roosevelt Dam & Salt River Project}}

| Arizona

| United States

| water supply & control

19

| 1970

| Union Canal Tunnel

| 100px

| 1828

| Lebanon
{{Coord|40|20|58.5|N|76|27|41|W|type:landmark|name=Union Canal Tunnel}}

| Pennsylvania

| United States

| water transportation

20

| 1971

| Bethlehem Waterworks

| 100px

| 1761

| Bethlehem
{{Coord|40|37|8.7|N|75|22|58.2|W|type:landmark|name=Bethlehem Waterworks}}

| Pennsylvania

| United States

| water supply & control

21

| 1971

| Druid Lake Dam

| 100px

| 1871

| Baltimore
{{Coord|39|19|7|N|76|37|53|W|type:landmark|name=Druid Lake Dam}}

| Maryland

| United States

| dams

22

| 1971

| Eads Bridge

| 100px

| 1874

| St. Louis
{{Coord|38|37|44|N|90|10|43.3|W|type:landmark|name=Eads Bridge}}

| Missouri

| United States

| bridges

23

| 1971

| First Owens River - Los Angeles Aqueduct

| 100px

| 1913

| Owens Valley
{{Coord|36|58|32.4|N|118|12|38|W|type:landmark|name=First Owens River - Los Angeles Aqueduct}}

| California

| United States

| water supply & control

24

| 1971

| Mormon Tabernacle

| 100px

| 1867

| Salt Lake City
{{Coord|40|46|13.6|N|111|53|35.3|W|type:landmark|name=Mormon Tabernacle}}

| Utah

| United States

| buildings

25

| 1972

| Cabin John Aqueduct

| 100px

| 1863

| Cabin John
{{Coord|38|58|22|N|77|8|54.9|W|type:landmark|name=Cabin John Aqueduct}}

| Maryland

| United States

| water supply & control

26

| 1972

| Chesbroughs Water Supply System Chicago

| 100px

| 1869

| Chicago
{{Coord|41|53|49.8|N|87|37|27.9|W|type:landmark|name=Chesbroughs Water Supply System Chicago}}

| Illinois

| United States

| water supply & control

27

| 1972

| Brooklyn Bridge

| 100px

| 1883

| New York City
{{Coord|40|42|22|N|73|59|48.8|W|type:landmark|name=Brooklyn Bridge}}

| New York

| United States

| bridges

28

| 1972

| Gunnison Tunnel

| 100px

| 1909

| Montrose
{{Coord|38|29|36|N|107|43|17|W|type:landmark|name=Gunnison Tunnel}}

| Colorado

| United States

| tunnels

29

| 1972

| Roebling's Delaware Aqueduct of the Delaware & Hudson Canal

| 100px

| 1848, restored 1983

| Lackawaxen to Minisink Ford
{{Coord|41|28|57.5|N|74|59|4.1|W|type:landmark|name=Roebling's Delaware Aqueduct of the Delaware & Hudson Canal}}

| Pennsylvania & New York

| United States

| water transportation

30

| 1972

| Miami Conservancy District

| 100px

| 1922

| near Dayton
{{Coord|39|45|49.2|N|84|11|29.2|W|type:landmark|name=Miami Conservancy District}}

| Ohio

| United States

| water supply & control

31

| 1973

| Buffalo Bill Dam

| 100px

| 1910

| Cody
{{Coord|44|30|5.3|N|109|10|59.4|W|type:landmark|name=Buffalo Bill Dam}}

| Wyoming

| United States

| dams

32

| 1973

| Cheesman Reservoir

| 100px

| 1905

| Southwest of Denver
{{Coord|39|12|27|N|105|16|20.1|W|type:landmark|name=Cheesman Reservoir}}

| Colorado

| United States

| dams

33

| 1973

| Embudo Stream Gauging Station

| 100px

| 1889

| Embudo
{{Coord|36|12|18.4|N|105|57|49.2|W|type:landmark|name=Embudo Stream Gauging Station}}

| New Mexico

| United States

| water supply & control

34

| 1973

| Ingalls Building

| 100px

| 1903

| Cincinnati
{{Coord|39|6|1|N|84|30|45.1|W|type:landmark|name=Ingalls Building}}

| Ohio

| United States

| buildings

35

| 1973

| Pelton Impulse Water Wheel

| 100px

| 1878

| Camptonville
{{Coord|39|27|7|N|121|2|55|W|type:landmark|name=Pelton Impulse Water Wheel}}

| California

| United States

| power generation

36

| 1973

| Starrucca Viaduct

| 100px

| 1848

| Lanesboro
{{Coord|41|57|51.3|N|75|35|0.6|W|type:landmark|name=Starrucca Viaduct}}

| Pennsylvania

| United States

| bridges

37

| 1974

| Kansas City Park and Boulevard System

| 100px

| 1893 to 1915

| Kansas City
{{Coord|39|4|57|N|94|33|18|W|type:landmark|name=Kansas City Park and Boulevard System}}

| Missouri

| United States

| surveys & maps

38

| 1974

| Milwaukee Metropolitan Sewage Treatment Plant, home of Milorganite{{cite web |url=http://warnell.forestry.uga.edu/service/library/for05-001/for05-001.pdf |format=PDF |title=Using Milorganite to temporarily repel white-tailed deer from food plots |first1=Odin L. |last1=Stephens |first2=Michael T. |last2=Mengak |first3=David |last3=Osborn |first4=Karl V. |last4=Miller |publisher=WSFR |work=Wildlife Management Series |number=2 |date=March 2005 |url-status=dead |archive-url=https://web.archive.org/web/20120329062759/http://warnell.forestry.uga.edu/service/library/for05-001/for05-001.pdf |archive-date=2012-03-29 }}

| 100px

| 1919

| Milwaukee
{{Coord|43|1|21.3|N|87|53|57.3|W|type:landmark|name=Milwaukee Metropolitan Sewage Treatment Plant}}

| Wisconsin

| United States

| water supply & control

39

| 1974

| Philadelphia Municipal Water Supply

| 100px

| 1801

| Philadelphia
{{Coord|39|57|56|N|75|10|51|W|type:landmark|name=Philadelphia Municipal Water Supply}}

| Pennsylvania

| United States

| water supply & control

40

| 1974

| Stone Arch Bridge

| 100px

| 1883

| Minneapolis
{{Coord|44|58|50.8|N|93|15|12.3|W|type:landmark|name=Stone Arch Bridge}}

| Minnesota

| United States

| bridges

41

| 1975

| Castillo de San Marcos

| 100px

| 1695

| St. Augustine
{{Coord|29|53|52|N|81|18|41|W|type:landmark|name=Castillo de San Marcos}}

| Florida

| United States

| buildings

42

| 1975

| Croton Water Supply System

| 100px

| 1842

| New York City
{{Coord|41|0|42.5|N|73|52|36.4|W|type:landmark|name=Croton Water Supply System}}

| New York

| United States

| water supply & control

43

| 1975

| Folsom Hydroelectric Power System

| 100px

| 1895

| Folsom
{{Coord|38|40|46.6|N|121|10|37.2|W|type:landmark|name=Folsom Hydroelectric Power System}}

| California

| United States

| power generation

44

| 1975

| Granite Railway

| 100px

| 1826

| Quincy
{{Coord|42|14|44.6|N|71|2|9|W|type:landmark|name=Granite Railway}}

| Massachusetts

| United States

| roads & rails

45

| 1975

| Hoosac Tunnel

| 100px

| 1875

| Berkshire County
{{Coord|42|40|31.1|N|73|2|45.1|W|type:landmark|name=Hoosac Tunnel}}

| Massachusetts

| United States

| tunnels

46

| 1975

| Lawrence Experiment Station

| 100px

| 1886

| Lawrence
{{Coord|42|41|53.8|N|71|9|55.7|W|type:landmark|name=Lawrence Experiment Station}}

| Massachusetts

| United States

| research & educational

47

| 1975

| Marlette Lake Water System

| 100px

| 1873 to 1887

| Virginia City
{{Coord|39|13|9.5|N|119|47|20.1|W|type:landmark|name=Marlette Lake Water System}}

| Nevada

| United States

| water supply & control

48

| 1975

| Mount Washington Cog Railway

| 100px

| 1869

| Mount Washington
{{Coord|44|16|26|N|71|19|55|W|type:landmark|name=Mount Washington Cog Railway}}

| New Hampshire

| United States

| roads & rails

49

| 1975

| Smithfield Street Bridge

| 100px

| 1883

| Pittsburgh
{{Coord|40|26|5.4|N|80|0|7.7|W|type:landmark|name=Smithfield Street Bridge}}

| Pennsylvania

| United States

| bridges

50

| 1975

| Tunkhannock Viaduct

| 100px

| 1915

| Nicholson
{{Coord|41|37|34.2|N|75|46|34.4|W|type:landmark|name=Tunkhannock Viaduct}}

| Pennsylvania

| United States

| bridges

51

| 1976

| Crozet's Blue Ridge Tunnel

| 100px

| 1858

| Waynesboro
{{Coord|38|2|3.1|N|78|51|28.4|W|type:landmark|name=Crozet's Blue Ridge Tunnel}}

| Virginia

| United States

| tunnels

52

| 1976

| Cumbres and Toltec Scenic Railroad

| 100px

| 1880

| Chama to Antonito
{{Coord|36|59|42|N|106|17|51.1|W|type:landmark|name=Cumbres and Toltec Scenic Railroad}}

| New Mexico and Colorado

| United States

| roads & rails

53

| 1976

| Elephant Butte Dam

| 100px

| 1916

| Truth or Consequences
{{Coord|33|9|14.9|N|107|11|31.3|W|type:landmark|name=Elephant Butte Dam}}

| New Mexico

| United States

| dams

54

| 1976

| First Concrete Pavement

| 100px

| 1893

| Bellefontaine
{{Coord|40|21|37.5|N|83|45|33.6|W|type:landmark|name=First Concrete Pavement}}

| Ohio

| United States

| roads & rails

55

| 1976

| International Boundary Marker No. 1{{Cite web|url=https://www.asce.org/project/international-boundary-marker/|title=International Boundary Marker {{!}} ASCE|website=www.asce.org|access-date=2017-10-20}}

|125x125px

| 1855

| Doña Ana County
{{Coord|31|47|2|N|106|31|47.1|W|type:landmark|name=International Boundary Marker No. 1}}

| New Mexico

| United States

| surveys & maps

56

| 1976

| King's Road

| 100px

| 1766 to 1775

| New Smyrna
{{Coord|29|38|23.4|N|81|16|50.3|W|type:landmark|name=King's Road}}

| Florida

| United States

| roads & rails

57

| 1976

| National Road

| 100px

| 1811–1839

| Cumberland to Vandalia
{{Coord|39|57|38.7|N|82|27|2|W|type:landmark|name=National Road}}

| Maryland to Illinois

| United States

| roads & rails

58

| 1977

| Charlestown Naval Dry Dock

| 100px

| 1833

| Boston
{{Coord|42|22|23.7|N|71|3|19.3|W|type:landmark|name=Charlestown Naval Dry Dock}}

| Massachusetts

| United States

| water transportation

59

| 1977

| City Plan of Savannah

| 100px

| 1733

| Savannah
{{Coord|32|4|32|N|81|5|31|W|type:landmark|name=City Plan of Savannah}}

| Georgia

| United States

| surveys & maps

60

| 1977

| Great Falls Raceway and Power System

| 100px

| 1800

| Paterson
{{Coord|40|54|55.1|N|74|10|52.1|W|type:landmark|name=Great Falls Raceway and Power System}}

| New Jersey

| United States

| power generation

61

| 1977

| First New York Subway

| 100px

| 1904

| New York City
{{Coord|40|42|45.3|N|74|0|24.2|W|type:landmark|name=First New York Subway}}

| New York

| United States

| roads & rails

62

| 1977

| Mason–Dixon line

| 100px

| 1767

| {{Coord|39|43|16.1|N|80|7|5.3|W|type:landmark|name=Mason–Dixon line}}

| Maryland & Pennsylvania

| United States

| surveys & maps

63

| 1977

| Minot's Ledge Lighthouse

| 100px

| 1860

| off Scituate
{{Coord|42|16|11|N|70|45|32.9|W|type:landmark|name=Minot's Ledge Lighthouse}}

| Massachusetts

| United States

| water transportation

64

| 1977

| Mullan Road

| 100px

| 1862

| Walla Walla
{{Coord|46|46|8.3|N|118|12|22.6|W|type:landmark|name=Mullan Road}}

| Washington

| United States

| roads & rails

65

| 1977

| Dry Dock No 1 Norfolk Naval Shipyard

| 100px

| 1833

| Portsmouth
{{Coord|36|49|14|N|76|17|35|W|type:landmark|name=Gosport Naval Dry Docks}}

| Virginia

| United States

| water transportation

66

| 1977

| Reversal of the Chicago River

| 100px

| 1900

| Chicago
{{Coord|41|42|18|N|87|56|2|W|type:landmark|name=Reversal of the Chicago River}}

| Illinois

| United States

| water transportation

67

| 1977

| Vulcan Street Plant

| 100px

| 1882

| Appleton
{{Coord|44|15|29.2|N|88|23|50.2|W|type:landmark|name=Vulcan Street Plant}}

| Wisconsin

| United States

| power generation

68

| 1977

| William E. Ward House

| 100px

| 1876

| Rye Brook
{{Coord|41|1|32.5|N|73|40|3.1|W|type:landmark|name=William E. Ward House}}

| New York

| United States

| buildings

69

| 1978

| Boston Subway

| 100px

| 1897

| Boston
{{Coord|42|21|23.8|N|71|3|43.6|W|type:landmark|name=Boston Subway}}

| Massachusetts

| United States

| roads & rails

70

| 1978

| Dunlap's Creek Bridge

| 100px

| 1839

| Brownsville
{{Coord|40|1|17.2|N|79|53|17.2|W|type:landmark|name=Dunlap's Creek Bridge}}

| Pennsylvania

| United States

| bridges

71

| 1978

| Hudson and Manhattan Railroad Tunnel

| 100px

| 1908

| Jersey City to New York City
{{Coord|40|43|56.7|N|74|1|11.6|W|type:landmark|name=Hudson and Manhattan Railroad Tunnel}}

| New Jersey & New York

| United States

| tunnels

72

| 1978

| Newark International Airport

| 100px

| 1928

| Newark
{{Coord|40|41|22.2|N|74|10|28.2|W|type:landmark|name=Newark International Airport}}

| New Jersey

| United States

| aviation

73

| 1978

| United States Military Academy

| 100px

| 1813

| West Point
{{Coord|41|23|34.8|N|73|57|28.8|W|type:landmark|name=United States Military Academy}}

| New York

| United States

| research & educational

74

| 1979

| Cleveland Hopkins Airport

| 100px

| 1925

| Cleveland
{{Coord|41|24|45|N|81|50|53|W|type:landmark|name=Cleveland Hopkins Airport}}

| Ohio

| United States

| aviation

75

| 1979

| Fink Deck Truss Bridge

| 100px

| 1870

| Lynchburg
{{Coord|37|26|24.3|N|79|9|56|W|type:landmark|name=Fink Deck Truss Bridge}}

| Virginia

| United States

| bridges

76

| 1979

| Fink Through Truss Bridge

| 100px

| 1858

| Hamden
{{Coord|40|36|14.3|N|74|54|8.1|W|type:landmark|name=Fink Through Truss Bridge}}

| New Jersey

| United States

| bridges

77

| 1979

| Iron Bridge

| 100px

| 1779

| Ironbridge
{{Coord|52|37|38.4|N|2|29|7.6|W|type:landmark|name=Iron Bridge}}

| West Midlands

| England

| bridges

78

| 1979

| Moffat Tunnel

| 100px

| 1928

| Winter Park
{{Coord|39|53|37.5|N|105|42|41.3|W|type:landmark|name=Moffat Tunnel}}

| Colorado

| United States

| tunnels

79

| 1979

| Rockville Bridge

| 100px

| 1902

| Harrisburg
{{Coord|40|19|59.9|N|76|54|38.8|W|type:landmark|name=Rockville Bridge}}

| Pennsylvania

| United States

| bridges

80

| 1980

| Goodyear Airdock

| 100px

| 1929

| Akron
{{Coord|41|1|54.9|N|81|28|14.6|W|type:landmark|name=Goodyear Airdock}}

| Ohio

| United States

| aviation

81

| 1980

| Hydraulic-Inclined Plane System of the Morris Canal

| 100px

| 1831

| Waterloo Village
{{Coord|40|54|55.2|N|74|21|23.8|W|type:landmark|name=Hydraulic-Inclined Plane System of the Morris Canal}}

| New Jersey

| United States

| water transportation

82

| 1981

| Borden Base Line

| 100px

| 1831

| Hatfield
{{Coord|42|25|33.7|N|72|37|9|W|type:landmark|name=Borden Base Line}}

| Massachusetts

| United States

| surveys & maps

83

| 1981

| Chain of Rocks Water Purification Plant

| 100px

| 1904

| St. Louis
{{Coord|38|45|18.5|N|90|11|11.6|W|type:landmark|name=Chain of Rocks Water Purification Plant}}

| Missouri

| United States

| water supply & control

84

| 1981

| Charles River Basin Project

| 100px

| 1910

| Boston
{{Coord|42|22|3.8|N|71|4|12.8|W|type:landmark|name=Charles River Basin Project}}

| Massachusetts

| United States

| water supply & control

85

| 1981

| Cortland Street Drawbridge

| 100px

| 1902

| Chicago
{{Coord|41|55|1.1|N|87|39|51.4|W|type:landmark|name=Cortland Street Drawbridge}}

| Illinois

| United States

| bridges

86

| 1981

| George Washington Bridge

| 100px

| 1931

| Fort Lee to New York City
{{Coord|40|51|6.1|N|73|57|9.7|W|type:landmark|name=George Washington Bridge}}

| New Jersey & New York

| United States

| bridges

87

| 1981

| Louisville Water Works

| 100px

| 1875 to 1896

| Louisville
{{Coord|38|16|50|N|85|42|4.3|W|type:landmark|name=Louisville Water Works}}

| Kentucky

| United States

| water supply & control

88

| 1981

| Montgomery Bell's Tunnel

| 100px

| 1818

| Cheatham County
{{Coord|36|8|48.5|N|87|7|19.3|W|type:landmark|name=Montgomery Bell's Tunnel}}

| Tennessee

| United States

| tunnels

89

| 1981

| Snoqualmie Falls Cavity Generating Station

| 100px

| 1899

| Snoqualmie
{{Coord|47|32|39.5|N|121|50|29.3|W|type:landmark|name=Snoqualmie Falls Cavity Generating Station}}

| Washington

| United States

| power generation

90

| 1981

| Union Station

| 100px

| 1894

| St. Louis
{{Coord|38|37|41.2|N|90|12|28.8|W|type:landmark|name=Union Station}}

| Missouri

| United States

| roads & rails

91

| 1981

| Washington Monument

| 100px

| 1885

| Washington
{{Coord|38|53|22.1|N|77|2|6.9|W|type:landmark|name=Washington Monument}}

| District of Columbia

| United States

| buildings

92

| 1981

| Schenectady Whipple Truss Bridge|Whipple Truss Bridge

| 100px

| 1855

| Schenectady
{{Coord|42|49|5.2|N|73|55|27|W|type:landmark|name=Whipple Truss Bridge}}

| New York

| United States

| bridges

93

| 1982

| Carrollton Viaduct

| 100px

| 1829

| Baltimore
{{Coord|39|16|31.5|N|76|39|18|W|type:landmark|name=Carrollton Viaduct}}

| Maryland

| United States

| bridges

94

| 1982

| Detroit-Windsor Tunnel

| 100px

| 1930

| Detroit
{{Coord|42|19|28|N|83|2|25.4|W|type:landmark|name=Detroit-Windsor Tunnel}}

| Michigan

| United States

| tunnels

95

| 1982

| Eads South Pass Navigation Works

| 100px

| 1879

| Port Eads
{{Coord|28|59|50|N|89|8|38|W|type:landmark|name=Eads South Pass Navigation Works}}

| Louisiana

| United States

| water transportation

96

| 1982

| Holland Tunnel

| 100px

| 1927

| Jersey City to New York City
{{Coord|40|43|38.9|N|74|1|16|W|type:landmark|name=Holland Tunnel}}

| New Jersey & New York

| United States

| tunnels

97

| 1982

| John A. Roebling Suspension Bridge

| 100px

| 1866

| Cincinnati
{{Coord|39|5|34.8|N|84|30|35.6|W|type:landmark|name=John A. Roebling Suspension Bridge}}

| Ohio

| United States

| bridges

98

| 1982

| Kinzua Railway Viaduct

| 100px

| 1882

| McKean County
{{Coord|41|45|47.3|N|78|35|21.1|W|type:landmark|name=Kinzua Railway Viaduct}}

| Pennsylvania

| United States

| bridges

99

| 1982

| Rogue River Bridge

| 100px

| 1931

| Gold Beach
{{Coord|42|25|40.5|N|124|24|47.5|W|type:landmark|name=Rogue River Bridge}}

| Oregon

| United States

| bridges

100

| 1982

| Second Street Bridge

| 100px

| 1886

| Allegan
{{Coord|42|31|32.7|N|85|50|54.6|W|type:landmark|name=Second Street Bridge}}

| Michigan

| United States

| bridges

101

| 1982

| Watertown Arsenal

| 100px

| 1859

| Watertown
{{Coord|42|21|44|N|71|9|58|W|type:landmark|name=Watertown Arsenal}}

| Massachusetts

| United States

| research & educational

102

| 1983

| Atlantic City Convention Hall

| 100px

| 1929

| Atlantic City
{{Coord|39|21|18|N|74|26|19.1|W|type:landmark|name=Atlantic City Convention Hall}}

| New Jersey

| United States

| buildings

103

| 1983

| Bailey Island Bridge

| 100px

| 1928

| Harpswell
{{Coord|43|44|57.1|N|69|59|19.3|W|type:landmark|name=Bailey Island Bridge}}

| Maine

| United States

| bridges

104

| 1983

| Blenheim Bridge

| 100px

| 1855

| North Blenheim
{{Coord|42|28|18.4|N|74|26|29.4|W|type:landmark|name=Blenheim Bridge}}

| New York

| United States

| bridges

105

| 1983

| Iron Building of the U.S. Army Arsenal

| 100px

| 1859

| Watervliet
{{Coord|42|43|5.9|N|73|42|14.5|W|type:landmark|name=Iron Building of the U.S. Army Arsenal}}

| New York

| United States

| buildings

106

| 1983

| Ohio Canal System

| 100px

| 1848

| Akron
{{Coord|40|52|39.2|N|81|35|1.4|W|type:landmark|name=Ohio Canal System}}

| Ohio

| United States

| water transportation

107

| 1983

| Peavey–Haglin Experimental Concrete Grain Elevator

| 100px

| 1900

| St. Louis Park
{{Coord|44|56|32.7|N|93|20|42.8|W|type:landmark|name=Peavey–Haglin Experimental Concrete Grain Elevator}}

| Minnesota

| United States

| buildings

108

| 1983

| Sault Ste. Marie Hydroelectric Complex

| 100px

| 1902

| Sault Ste. Marie
{{Coord|46|29|50.8|N|84|19|55.7|W|type:landmark|name=Sault Ste. Marie Hydroelectric Complex}}

| Michigan

| United States

| power generation

109

| 1983

| Zuiderzee Enclosure Dam

| 100px

| 1927 to 1932

| Zaandam
{{Coord|52|59|37.5|N|5|9|19.1|E|type:landmark|name=Zuiderzee Enclosure Dam}}

| North Holland

| Netherlands

| water supply & control

110

| 1984

| Columbia River Scenic Highway

| 100px

| 1922

| Portland
{{Coord|45|39|19.3|N|121|54|13.2|W|type:landmark|name=Columbia River Scenic Highway}}

| Oregon

| United States

| roads & rails

111

| 1984

| Columbia-Wrightsville Bridge

| 100px

| 1930

| Columbia
{{Coord|40|1|42.4|N|76|31|5.6|W|type:landmark|name=Columbia-Wrightsville Bridge}}

| Pennsylvania

| United States

| bridges

112

| 1984

| Golden Gate Bridge

| 100px

| 1937

| San Francisco
{{Coord|37|49|11.7|N|122|28|42.7|W|type:landmark|name=Golden Gate Bridge}}

| California

| United States

| bridges

113

| 1984

| Hoover Dam

| 100px

| 1935

| Boulder City
{{Coord|36|0|57.7|N|114|44|14.8|W|type:landmark|name=Hoover Dam}}

| Nevada & Arizona

| United States

| dams

114

| 1984

| Lowell Waterpower System

| 100px

| 1821

| Lowell
{{Coord|42|38|48.5|N|71|18|41.6|W|type:landmark|name=Lowell Waterpower System}}

| Massachusetts

| United States

| power generation

115

| 1984

| Panama Canal

| 100px

| 1914

| Colón to Panama City{{Coord|9|7|2.2|N|79|43|7.6|W|type:landmark|name=Panama Canal}}

|

| Panama

| water transportation

116

| 1984

| Rocky River Pumped Storage Hydro-Plant

|

| 1925

| New Milford
{{Coord|41|34|49.7|N|73|26|13.2|W|type:landmark|name=Rocky River Pumped Storage Hydro-Plant}}

| Connecticut

| United States

| power generation

117

| 1985

| Bayonne Bridge

| 100px

| 1931

| Bayonne to Staten Island
{{Coord|40|38|29.8|N|74|8|31.6|W|type:landmark|name=Bayonne Bridge}}

| New Jersey & New York

| United States

| bridges

118

| 1985

| Beginning Point of the U.S. Public Land Survey

| 100px

| 1785

| Liverpool
{{Coord|40|38|19.7|N|80|31|8.4|W|type:landmark|name=Beginning Point of the U.S. Public Land Survey}}

| Ohio

| United States

| surveys & maps

119

| 1985

| Cape Cod Canal

| 100px

| 1914

| Barnstable County
{{Coord|41|45|51.1|N|70|34|6.3|W|type:landmark|name=Cape Cod Canal}}

| Massachusetts

| United States

| water transportation

120

| 1985

| Chesapeake and Delaware Canal

| 100px

| 1828 (rebuilt 1927)

| New Castle
{{Coord|39|32|34|N|75|43|14|W|type:landmark|name=Chesapeake and Delaware Canal}}

| Delaware

| United States

| water transportation

121

| 1985

| Davis Island Lock and Dam

| 100px

| 1885

| Pittsburgh
{{Coord|40|29|35|N|80|3|56|W|type:landmark|name=Davis Island Lock and Dam}}

| Pennsylvania

| United States

| water transportation

122

| 1985

| Forth Railway Bridge

| 100px

| 1890

| North Queensferry to South Queensferry
{{Coord|56|0|1.5|N|3|23|19.4|W|type:landmark|name=Forth Railway Bridge}}

|

| Scotland

| bridges

123

| 1985

| Going-to-the-Sun Road

| 100px

| 1932

| Glacier National Park
{{Coord|48|41|42|N|113|49|1.2|W|type:landmark|name=Going-to-the-Sun Road}}

| Montana

| United States

| roads & rails

124

| 1985

| High Bridge

| 100px

| 1877

| Jessamine & Mercer Counties
{{Coord|37|49|1.7|N|84|43|12.4|W|type:landmark|name=High Bridge}}

| Kentucky

| United States

| bridges

125

| 1985

| Statue of Liberty

| 100px

| 1886

| New York Harbor
{{Coord|40|41|21.5|N|74|2|40.4|W|type:landmark|name=Statue of Liberty}}

| New YorkThe Statue of Liberty is on Liberty Island, federal property administered by the National Park Service, located within the territorial jurisdiction of the State of New York. A pact between New York and New Jersey, ratified by Congress in 1834, declared this issue.

| United States

| buildings

126

| 1986

| White River Concrete Arch Bridge

| 100px

| 1930

| Cotter
{{Coord|36|16|2|N|92|32|39|W|type:landmark|name=White River Concrete Arch Bridge}}

| Arkansas

| United States

| bridges

127

| 1986

| Cranetown Triangulation Site

| 100px

| 1817

| Cedar Grove
{{Coord|40|49|43.9|N|74|13|27.1|W|type:landmark|name=Cranetown Triangulation Site}}

| New Jersey

| United States

| surveys & maps

128

| 1986

| Eiffel Tower

| 100px

| 1889

| Paris
{{Coord|48|51|30.2|N|2|17|40.2|E|type:landmark|name=Eiffel Tower}}

| Île-de-France

| France

| buildings

129

| 1986

| El Camino Real

| 100px

| 1598–1800s

| Santa Fe and Mexico City
{{Coord|34|3|38.7|N|106|53|36.6|W|type:landmark|name=El Camino Real}}

| New Mexico

| United States and Mexico

| roads & rails

130

| 1986

| El Camino Real (The Royal Road) Eastern Branch

| 100px

| from 16th century

| San Antonio
{{Coord|29|26|45.8|N|98|30|12.3|W|type:landmark|name=El Camino Real (The Royal Road) Eastern Branch}}

| Texas

| United States

| roads & rails

131

| 1986

| New Castle Ice Harbor

| 100px

| 1803

| New Castle
{{Coord|39|39|28|N|75|33|39|W|type:landmark|name=New Castle Ice Harbor}}

| Delaware

| United States

| water transportation

132

| 1986

| Norris Dam

| 100px

| 1936

| Knoxville
{{Coord|36|13|28|N|84|5|31.5|W|type:landmark|name=Norris Dam}}

| Tennessee

| United States

| dams

133

| 1986

| San Francisco–Oakland Bay Bridge

| 100px

| 1937

| San Francisco to Oakland
{{Coord|37|47|53.6|N|122|22|40.7|W|type:landmark|name=San Francisco–Oakland Bay Bridge}}

| California

| United States

| bridges

134

| 1986

| Sewall's Bridge

| 100px

| 1761 (rebuilt 1934)

| York
{{Coord|43|8|10.2|N|70|39|38.3|W|type:landmark|name=Sewall's Bridge}}

| Maine

| United States

| bridges

135

| 1986

| Triborough Bridge Project

| 100px

| 1936

| New York City
{{Coord|40|47|26.6|N|73|55|33.2|W|type:landmark|name=Triborough Bridge Project}}

| New York

| United States

| bridges

136

| 1986

| U.S. Army Corps of Engineers Waterways Exp. Station

| 100px

| 1929

| Vicksburg
{{Coord|32|18|4.2|N|90|52|18|W|type:landmark|name=U.S. Army Corps of Engineers Waterways Exp. Station}}

| Mississippi

| United States

| research & educational

137

| 1986

| U.S. Capitol

| 100px

| 1793, rebuilt 1863

| Washington
{{Coord|38|53|23|N|77|0|33|W|type:landmark|name=U.S. Capitol}}

| District of Columbia

| United States

| buildings

138

| 1987

| Allegheny Portage Railroad

| 100px

| 1834

| Hollidaysburg
{{Coord|40|27|23|N|78|33|3.4|W|type:landmark|name=Allegheny Portage Railroad}}

| Pennsylvania

| United States

| roads & rails

139

| 1987

| Bonneville Dam, Columbia River System

| 100px

| 1937

| Bonneville
{{Coord|45|38|39.7|N|121|56|26.7|W|type:landmark|name=Bonneville Dam, Columbia River System}}

| Oregon

| United States

| power generation

140

| 1987

| Bridges of Keeseville

| 100px

| 1843, 1878, 1888

| Keeseville
{{Coord|44|30|13.2|N|73|28|57.3|W|type:landmark|name=Bridges of Keeseville}}

| New York

| United States

| bridges

141

| 1987

| Dismal Swamp Canal

| 100px

| 1805

| Chesapeake to South Mills
{{Coord|36|35|34.1|N|76|23|5.4|W|type:landmark|name=Dismal Swamp Canal}}

| Virginia to North Carolina

| United States

| water transportation

142

| 1987

| Houston Ship Channel

| 100px

| 1837–present

| Houston
{{Coord|29|44|35.8|N|95|6|16.5|W|type:landmark|name=Houston Ship Channel}}

| Texas

| United States

| water transportation

143

| 1987

| Kamehameha V Post Office

| 100px

| 1871

| Honolulu
{{Coord|21|18|34.6|N|157|51|47.4|W|type:landmark|name=Kamehameha V Post Office}}

| Hawaii

| United States

| buildings

144

| 1987

| Frisco Bridge

| 100px

| 1892

| Memphis
{{Coord|35|7|43.6|N|90|4|34.7|W|type:landmark|name=Frisco Bridge}}

| Tennessee & Arkansas

| United States

| bridges

145

| 1987

| Quebec Bridge

| 100px

| 1917

| Quebec City
{{Coord|46|44|45.6|N|71|17|17.3|W|type:landmark|name=Quebec Bridge}}

| Quebec

| Canada

| bridges

146

| 1988

| Belle Fourche Dam

| 100px

| 1911

| Belle Fourche
{{Coord|44|43|51.3|N|103|40|36.8|W|type:landmark|name=Belle Fourche Dam}}

| South Dakota

| United States

| dams

147

| 1988

| École Nationale des Ponts et Chaussées

| 100px

| 1747

| Paris
{{Coord|48|51|20.9|N|2|19|49.9|E|type:landmark|name=École Nationale des Ponts et Chaussées}}

| Île-de-France

| France

| research & educational

148

| 1988

| Keokuk Hydro-Power System

| 100px

| 1913

| Keokuk
{{Coord|40|23|56.6|N|91|21|49|W|type:landmark|name=Keokuk Hydro-Power System}}

| Iowa

| United States

| power generation

149

| 1988

| Portion of the Pennsylvania Turnpike between the Irwin Interchange and Carlsie Interchange

| 100px

| 1940/11964/1968

| {{Coord|40|1|49.9|N|78|29|33.6|W|type:landmark|name=Pennsylvania Turnpike}}

| Pennsylvania

| United States

| roads & rails

150

| 1988

| River des Peres Sewerage & Drainage Works

| 100px

| 1924 to 1931

| St. Louis
{{Coord|38|39|42.3|N|90|18|33.9|W|type:landmark|name=River des Peres Sewerage & Drainage Works}}

| Missouri

| United States

| water supply & control

151

| 1988

| Sydney Harbour Bridge

| 100px

| 1932

| Sydney
{{Coord|33|51|8.1|S|151|12|38.6|E|type:landmark|name=Sydney Harbour Bridge}}

| New South Wales

| Australia

| bridges

152

| 1989

| Royal Colonial Boundary of 1665

| 100px

| 1728–1819

| Middlesboro
{{Coord|36|36|2.9|N|83|40|31.5|W|type:landmark|name=Royal Colonial Boundary of 1665}}

| Kentucky

| United States

| surveys & maps

153

| 1989

| Zhaozhou Bridge

| 100px

| 605 AD

| Zhaoxian
{{Coord|37|43|12.9|N|114|45|47.7|E|type:landmark|name=Zhaozhou Bridge}}

| Hebei

| China

| bridges

154

| 1990

| Fort Peck Dam

| 100px

| 1940

| Fort Peck
{{Coord|48|0|10.1|N|106|24|58|W|type:landmark|name=Fort Peck Dam}}

| Montana

| United States

| dams

155

| 1990

| Maria Pia Bridge

| 100px

| 1877

| Oporto
{{Coord|41|8|23.4|N|8|35|49.6|W|type:landmark|name=Maria Pia Bridge}}

| Norte

| Portugal

| bridges

156

| 1990

| Salginatobel Bridge

| 100px

| 1930

| Grisons
{{Coord|46|58|54.4|N|9|43|5.1|E|type:landmark|name=Salginatobel Bridge}}

| Graubünden

| Switzerland

| bridges

157

| 1991

| Eddystone Lighthouse

| 100px

| 1882

| off Plymouth
{{Coord|50|11|2|N|4|16|5.1|W|type:landmark|name=Eddystone Lighthouse}}

|

| England

| water transportation

158

| 1991

| Fritz Engineering Laboratory

|

| 1910

| Bethlehem
{{Coord|40|36|28.9|N|75|22|34.3|W|type:landmark|name=Fritz Engineering Laboratory}}

| Pennsylvania

| United States

| research & educational

159

| 1991

| St. Clair Tunnel

| 100px

| 1891

| Port Huron
{{Coord|42|57|32.4|N|82|25|22.2|W|type:landmark|name=St. Clair Tunnel}}

| Michigan

| United States

| tunnels

160

| 1991

| Thames Tunnel

| 100px

| 1843

| London
{{Coord|51|30|12.7|N|0|3|13.3|W|type:landmark|name=Thames Tunnel}}

|

| England

| tunnels

161

| 1992

| Acquedotto Traiano-Paolo

| 100px

| 110 AD

| Rome
{{Coord|42|3|12.9|N|12|20|18.7|E|type:landmark|name=Acquedotto Traiano-Paolo}}

| Lazio

| Italy

| water supply & control

162

| 1992

| Bridges of Niagara

| 100px

| 1849, 1855, 1883, 1898, 1941

| Niagara Gorge
{{Coord|43|5|24.8|N|79|4|3.4|W|type:landmark|name=Niagara Falls Suspension Bridge}}

| Ontario and New York

| Canada and United States

| bridges

163

| 1992

| Duck Creek Aqueduct

| 100px

| 1846

| Metamora
{{Coord|39|26|46.1|N|85|7|48|W|type:landmark|name=Duck Creek Aqueduct}}

| Indiana

| United States

| water supply & control

164

| 1992

| Hohokam Canal System

| 100px

| 600 – 1450 AD

| Maricopa County
{{Coord|33|26|43.8|N|111|48|56.2|W|type:landmark|name=Hohokam Canal System}}

| Arizona

| United States

| water supply & control

165

| 1992

| San Jacinto Monument

| 100px

| 1939

| Houston
{{Coord|29|44|59.5|N|95|4|50.6|W|type:landmark|name=San Jacinto Monument}}

| Texas

| United States

| buildings

166

| 1993

| Blimp Hangars

| 100px

| 1942

| Tustin
{{Coord|33|42|10.8|N|117|49|26.3|W|type:landmark|name=Blimp Hangars}}

| California

| United States

| aviation

167

| 1993

| Denison Dam

| 100px

| 1943

| Denison
{{Coord|33|49|52.6|N|96|34|16|W|type:landmark|name=Denison Dam}}

| Texas & Oklahoma

| United States

| dams

168

| 1993

| Hanford B Reactor

| 100px

| 1944

| Richland
{{Coord|46|37|49.1|N|119|38|50.3|W|type:landmark|name=Hanford B Reactor}}

| Washington

| United States

| power generation

169

| 1993

| Stevens Pass Railroad Tunnels & Switchback System

| 100px

| 1900

| Stevens Pass
{{Coord|47|44|52.4|N|121|7|26.3|W|type:landmark|name=Stevens Pass Railroad Tunnels & Switchback System}}

| Washington

| United States

| tunnels

170

| 1994

| Colorado River Aqueduct

| 100px

| 1933–1941

| Blythe
{{Coord|34|17|23.6|N|114|10|19.5|W|type:landmark|name=Colorado River Aqueduct}}

| California

| United States

| water supply & control

171

| 1994

| Kavanagh Building

| 100px

| 1936

| Buenos Aires
{{Coord|34|35|43.7|S|58|22|28.9|W|type:landmark|name=Kavanagh Building}}

|

| Argentina

| buildings

172

| 1994

| Missouri River Bridges

| 100px

| 1926

| Chamberlain
{{Coord|43|48|42.1|N|99|20|16.1|W|type:landmark|name=Missouri River Bridges}}

| South Dakota

| United States

| bridges

173

| 1995

| Red Hill Underground Fuel Storage Facility

| 100px

| 1943

| Honolulu
{{Coord|21|22|18|N|157|53|44|W|type:landmark|name=Red Hill Underground Fuel Storage Facility}}

| Hawaii

| United States

| tunnels

174

| 1994

| Viaducto del Malleco

| 100px

| 1890

| Malleco River
{{Coord|37|57|47|S|72|26|20|W|type:landmark|name=Viaducto del Malleco}}

| Central Chile

| Chile

| bridges

175

| 1994

| White Pass and Yukon Route

| 100px

| 1900

| Whitehorse, Yukon to Skagway, Alaska
{{Coord|59|37|28|N|135|8|18.3|W|type:landmark|name=White Pass and Yukon Route}}

| Yukon Territory to Alaska

| Canada & United States

| roads & rails

176

| 1995

| Alaska Highway

| 100px

| 1942

| Dawson Creek to Delta Junction
{{Coord|59|54|39.6|N|131|33|20.6|W|type:landmark|name=Alaska Highway}}

| British Columbia to Alaska

| Canada & United States

| roads & rails

177

| 1995

| Banaue Rice Terraces

| 100px

|data-sort-value="-10K+9900"| 100 BC

| Banaue
{{Coord|16|55|57.4|N|121|3|30.1|E|type:landmark|name=Banaue Rice Terraces}}

| Ifugao

| Philippines

| water supply & control

178

| 1995

| Acueducto de Queretaro

| 100px

| 1738

| Querétaro
{{Coord|20|35|48|N|100|22|20.6|W|type:landmark|name=Acueducto de Queretaro}}

|

| Mexico

| water supply & control

179

| 1995

| Victoria Falls Bridge

| 100px

| 1905

| Zambezi River
{{Coord|17|55|41.7|S|25|51|26.1|E|type:landmark|name=Victoria Falls Bridge}}

|

| Zimbabwe & Zambia

| bridges

180

| 1996

| Armour-Swift-Burlington Bridge

| 100px

| 1912

| Kansas City
{{Coord|39|7|0|N|94|34|47.5|W|type:landmark|name=Armour-Swift-Burlington Bridge}}

| Missouri

| United States

| bridges

181

| 1996

| Dublin-Belfast railway line

| 100px

| 1839

| Dublin to Belfast
{{Coord|53|43|0|N|6|20|15|W|type:landmark|name=Dublin-Belfast railway line}}

|

| Ireland & Northern Ireland

| roads & rails

182

| 1996

| Kentucky Dam

| 100px

| 1944

| Gilbertsville
{{Coord|37|0|46.4|N|88|16|10.1|W|type:landmark|name=Kentucky Dam}}

| Kentucky

| United States

| dams

183

| 1996

| Lake Moeris Quarry Road

|

|data-sort-value="-10K+7425"| 2575–2137 BC

| Lake Moeris
{{Coord|29|37|24.2|N|30|38|40.4|E|type:landmark|name=Lake Moeris Quarry Road}}

|

| Egypt

| roads & rails

184

| 1996

| City Plan of Philadelphia

| 100px

| 1682

| Philadelphia
{{Coord|39|57|28.6|N|75|10|14.2|W|type:landmark|name=City Plan of Philadelphia}}

| Pennsylvania

| United States

| surveys & maps

185

| 1996

| San Antonio River Walk & Flood Control System

| 100px

| 1929 to 1941

| San Antonio
{{Coord|29|25|30.7|N|98|29|29.7|W|type:landmark|name=San Antonio River Walk & Flood Control System}}

| Texas

| United States

| water control & supply

186

| 1997

| Grand Coulee Dam

| 100px

| 1941

| Grand Coulee
{{Coord|47|57|23.8|N|118|58|51.6|W|type:landmark|name=Grand Coulee Dam}}

| Washington

| United States

| dams

187

| 1997

| Lake Washington Ship Canal & Hiram M. Chittenden Locks

| 100px

| 1917

| Seattle
{{Coord|47|39|55.7|N|122|23|49.6|W|type:landmark|name=Lake Washington Ship Canal & Hiram M. Chittenden Locks}}

| Washington

| United States

| water transportation

188

| 1997

| Navajo Bridge

| 100px

| 1929

| Page
{{Coord|36|49|3.4|N|111|37|52.3|W|type:landmark|name=Navajo Bridge}}

| Arizona

| United States

| bridges

189

| 1997

| North Island Main Trunk Railway

| 100px

| 1885–1908

| Auckland to Wellington
{{Coord|39|13|39.8|S|175|23|55.5|E|type:landmark|name=North Island Main Trunk Railway}}

| North Island

| New Zealand

| roads & rails

190

| 1997

| Northampton Street Bridge

| 100px

| 1896

| Easton to Phillipsburg
{{Coord|40|41|29.3|N|75|12|14.4|W|type:landmark|name=Northampton Street Bridge}}

| Pennsylvania & New Jersey

| United States

| bridges

191

| 1997

| Snowy Mountains Scheme

| 100px

| 1974

| Snowy Mountains
{{Coord|35|36|40.1|S|148|17|29.8|E|type:landmark|name=Snowy Mountains Scheme}}

| New South Wales

| Australia

| power generation

192

| 1997

| Texas Commerce Bank Building (formerly Gulf, now Chase)

| 100px

| 1929

| Houston
{{Coord|29|45|32|N|95|21|49.7|W|type:landmark|name=Texas Commerce Bank Building (formerly Gulf, now Chase)}}

| Texas

| United States

| buildings

193

| 1997

| Walnut Street Bridge

| 100px

| 1890

| Harrisburg
{{Coord|40|15|27.1|N|76|53|9.8|W|type:landmark|name=Walnut Street Bridge}}

| Pennsylvania

| United States

| bridges

194

| 1998

| Brooks AFB, Old Hangar 9

| 100px

| 1918

| San Antonio
{{Coord|29|20|38.5|N|98|26|38.9|W|type:landmark|name=Brooks AFB, Old Hangar 9}}

| Texas

| United States

| aviation

195

| 1998

| Canton Viaduct

| 100px

| 1835

| Canton
{{Coord|42|9|28.8|N|71|9|14.5|W|type:landmark|name=Canton Viaduct}}

| Massachusetts

| United States

| bridges

196

| 1998

| Göta Canal

| 100px

| 1810 to 1832

| Gothenburg
{{Coord|58|29|53.9|N|16|10|28.9|E|type:landmark|name=Göta Canal}}

| Västra Götaland

| Sweden

| water transportation

197

| 1998

| Moseley Wrought Iron Arch Bridge

| 100px

| 1864

| North Andover
{{Coord|42|40|8.6|N|71|7|21.3|W|type:landmark|name=Moseley Wrought Iron Arch Bridge}}

| Massachusetts

| United States

| bridges

198

| 1998

| Tehachapi Pass Railroad Line

| 100px

| 1876

| Kern County
{{Coord|35|12|3|N|118|32|13|W|type:landmark|name=Tehachapi Pass Railroad Line}}

| California

| United States

| roads & rails

199

| 1999

| Acueducto de Segovia

| 100px

| 50 AD

| Segovia
{{Coord|40|56|52.7|N|4|7|4.3|W|type:landmark|name=Acueducto de Segovia}}

| Castile and León

| Spain

| water supply & control

200

| 1999

| Arroyo Seco Parkway

| 100px

| 1940

| Los Angeles
{{Coord|34|4|23|N|118|14|2|W|type:landmark|name=Arroyo Seco Parkway}}

| California

| United States

| roads & rails

201

| 1999

| Blue Ridge Parkway

| 100px

| begun 1935

| Shenandoah NP to Great Smokey Mountains NP
{{Coord|36|26|28.5|N|81|5|42.9|W|type:landmark|name=Blue Ridge Parkway}}

| Virginia to North Carolina

| United States

| roads & rails

202

| 1999

| Cape Hatteras Lighthouse

| 100px

| 1870

| Cape Hatteras
{{Coord|35|15|2|N|75|31|43.7|W|type:landmark|name=Cape Hatteras Lighthouse}}

| North Carolina

| United States

| water transportation

203

| 1999

| Maine Turnpike

| 100px

| 1947

| {{Coord|43|21|17.2|N|70|35|26.2|W|type:landmark|name=Maine Turnpike}}

| Maine

| United States

| roads & rails

204

| 1999

| McNeill Street Pumping Station

| 100px

| 1887

| Shreveport
{{Coord|32|31|3.8|N|93|45|25.9|W|type:landmark|name=McNeill Street Pumping Station}}

| Louisiana

| United States

| water supply & control

205

| 2000

| Cedar Falls Hydroelectric Project

| 100px

| 1901

| Seattle
{{Coord|47|25|9.2|N|121|46|54.4|W|type:landmark|name=Cedar Falls Hydroelectric Project}}

| Washington

| United States

| power generation

206

| 2000

| Forth and Clyde Canal and Union Canal

| 100px

| 1790

| {{Coord|55|56|18|N|4|9|18.8|W|type:landmark|name=Forth and Clyde Canal and Union Canal}}

|

| Scotland

| water transportation

207

| 2000

| Hagia Sophia

| 100px

| 537 AD

| Istanbul
{{Coord|41|0|31.2|N|28|58|48.6|E|type:landmark|name=Hagia Sophia}}

| Istanbul

| Turkey

| buildings

208

| 2000

| Muskingum River Navigation System

| 100px

| 1837

| Zanesville
{{Coord|39|43|59.5|N|81|54|29.4|W|type:landmark|name=Muskingum River Navigation System}}

| Ohio

| United States

| water transportation

209

| 2000

| Seventh Street Improvement Arches

| 100px

| 1909

| St. Paul
{{Coord|44|57|23|N|93|4|38|W|type:landmark|name=Seventh Street Improvement Arches}}

| Minnesota

| United States

| bridges

210

| 2000

| West Baden Springs Hotel

| 100px

| 1902

| West Baden Springs
{{Coord|38|34|1.3|N|86|37|6.6|W|type:landmark|name=West Baden Springs Hotel}}

| Indiana

| United States

| buildings

211

| 2001

| Bunker Hill Covered Bridge

| 100px

| 1895, rebuilt 1994

| Claremont
{{Coord|35|43|17.5|N|81|6|54.8|W|type:landmark|name=Bunker Hill Covered Bridge}}

| North Carolina

| United States

| bridges

212

| 2001

| Galveston Seawall and Grade Raising

| 100px

| 1904 (expanded through 1963)

| Galveston
{{Coord|29|18|9|N|94|46|27|W|type:landmark|name=Galveston Seawall and Grade Raising}}

| Texas

| United States

| water supply & control

213

| 2001

| Baltimore & Ohio Roundhouse & Shop Complex

| 100px

| 1842 to 1850s

| Martinsburg
{{Coord|39|27|33|N|77|57|36|W|type:landmark|name=Baltimore & Ohio Roundhouse & Shop Complex}}

| West Virginia

| United States

| buildings

214

| 2002

| Conwy Suspension Bridge

| 100px

| 1826

| Conwy
{{Coord|53|16|49.7|N|3|49|25.6|W|type:landmark|name=Conwy Suspension Bridge}}

| Conwy

| Wales

| bridges

215

| 2002

| Conwy Tubular Bridge

| 100px

| 1849

| Conwy
{{Coord|53|16|49|N|3|49|25|W|type:landmark|name=Conwy Tubular Bridge}}

| Conwy

| Wales

| bridges

216

| 2002

| Dorton Arena

| 100px

| 1952

| Raleigh
{{Coord|35|47|38.4|N|78|42|37.3|W|type:landmark|name=Dorton Arena}}

| North Carolina

| United States

| buildings

217

| 2002

| East Maui Irrigation System

| 100px

| 1876 to 1923

| East Maui
{{Coord|20|52|0|N|156|13|0|W|type:landmark|name=East Maui Irrigation System}}

| Hawaii

| United States

| water supply & control

218

| 2002

| Five Stone Arch Bridges

| 100px

| 1830 to 1866

| Hillsborough
{{Coord|43|7|49|N|71|56|41.1|W|type:landmark|name=Five Stone Arch Bridges}}

| New Hampshire

| United States

| bridges

219

| 2002

| Louisville and Portland Canal Locks & Dam

| 100px

| 1830, rebuilt 1962

| Louisville
{{Coord|38|16|18.5|N|85|46|45.6|W|type:landmark|name=Louisville and Portland Canal Locks & Dam}}

| Kentucky

| United States

| water transportation

220

| 2002

| Marshall Building

|

| 1906

| Milwaukee
{{Coord|43|2|0.9|N|87|54|31.2|W|type:landmark|name=Marshall Building}}

| Wisconsin

| United States

| buildings

221

| 2002

| Menai Suspension Bridge

| 100px

| 1826

| Anglesey
{{Coord|53|13|13.1|N|4|9|48.1|W|type:landmark|name=Menai Suspension Bridge}}

|

| Wales

| bridges

222

| 2002

| Old Cape Henry Light,

| 100px

| 1792, replaced 1881

| Virginia Beach
{{Coord|36|55|32.8|N|76|0|29.3|W|type:landmark|name=Old Cape Henry Light}}

| Virginia

| United States

| water transportation

223

| 2002

| Portland Head Light

| 100px

| 1787

| Cape Elizabeth
{{Coord|43|37|23.2|N|70|12|28.4|W|type:landmark|name=Portland Head Light}}

| Maine

| United States

| water transportation

224

| 2002

| Shannon Hydroelectric Scheme

| 100px

| 1929

| {{Coord|52|42|20|N|8|36|46|W|type:landmark|name=Shannon Hydroelectric Scheme}}

|

| Ireland

| power generation

225

| 2002

| Waldo-Hancock Suspension Bridge

| 100px

| 1931

| Bucksport
{{Coord|44|33|37.6|N|68|48|5.9|W|type:landmark|name=Waldo-Hancock Suspension Bridge}}

| Maine

| United States

| bridges

226

| 2003

| Horseshoe Curve

| 100px

| 1854

| Altoona
{{Coord|40|29|54|N|78|29|9.1|W|type:landmark|name=Horseshoe Curve}}

| Pennsylvania

| United States

| roads & rails

227

| 2003

| Suez Canal

| 100px

| 1869

| Port Said to Suez
{{Coord|30|42|18|N|32|20|39|E|type:landmark|name=Suez Canal}}

|

| Egypt

| water transportation

228

| 2003

| Tennessee State Capitol

| 100px

| 1845 to 1877

| Nashville
{{Coord|36|9|57.1|N|86|47|3.4|W|type:landmark|name=Tennessee State Capitol}}

| Tennessee

| United States

| buildings

229

| 2004

| Hwaseong Fortress

| 100px

| 1796

| Suwon
{{Coord|37|17|0|N|127|0|57.6|E|type:landmark|name=Hwaseong Fortress}}

| Gyeonggi-do

| Republic of Korea

| buildings

230

| 2004

| Mesa Verde Reservoirs

| 100px

| 750 to 1180 AD

| Montezuma County
{{Coord|37|14|26.3|N|108|30|16.7|W|type:landmark|name=Mesa Verde Reservoirs}}

| Colorado

| United States

| water supply & control

231

| 2004

| Northern Pacific High Line Bridge No 64

| 100px

| 1908

| Valley City
{{Coord|46|56|18.9|N|97|59|26.9|W|type:landmark|name=Northern Pacific High Line Bridge No 64}}

| North Dakota

| United States

| bridges

232

| 2004

| Old Wisla Bridge

| 100px

|

| Tczew
{{Coord|54|5|33.7|N|18|48|22.2|E|type:landmark|name=Old Wisla Bridge}}

| Vistula River

| Poland

| bridges

233

| 2005

| Great Western Railway

| File:Bristol Temple Meads railway station train-shed engraving.jpg

| 1838

| {{Coord|51|37|16.2|N|1|21|26.8|W|type:landmark|name=Great Western Railway}}

|

| England & Wales

| roads & rails

234

| 2005

| Philadelphia City Hall

| 100px

| 1901

| Philadelphia
{{Coord|39|57|10.1|N|75|9|48.8|W|type:landmark|name=Philadelphia City Hall}}

| Pennsylvania

| United States

| buildings

235

| 2005

| Sweetwater Dam

| 100px

| 1888

| Spring Valley
{{Coord|32|41|29.8|N|117|0|29.2|W|type:landmark|name=Sweetwater Dam}}

| California

| United States

| dams

236

| 2005

| Stanley Hydraulics Laboratory at the University of Iowa

| 100px

| established 1919

| Iowa City
{{Coord|41|39|25.8|N|91|32|29|W|type:landmark|name=Stanley Hydraulics Laboratory at the University of Iowa}}

| Iowa

| United States

| research & educational

237

| 2006

| Machu Picchu

| 100px

| 1460 AD

| {{Coord|13|9|48|S|72|32|44|W|type:landmark|name=Machu Picchu}}

|

| Peru

| urban development

238

| 2006

| Portland Observatory

| 100px

| 1807

| Portland
{{Coord|43|39|55.4|N|70|14|53.7|W|type:landmark|name=Portland Observatory}}

| Maine

| United States

| water transportation

239

| 2006

| Tipon

| 100px

| 1200 – 1534 AD

| {{Coord|13|34|15|S|71|46|59|W|type:landmark|name=Tipon}}

|

| Peru

| water supply & control

240

| 2007

| Caledonian Canal

| 100px

| 1822

| Great Glen
{{Coord|57|6|44.9|N|4|44|18.8|W|type:landmark|name=Caledonian Canal}}

|

| Scotland

| water transportation

241

| 2007

| Craigellachie Bridge Moray

| 100px

| 1814

| Strathspey
{{Coord|57|29|28.8|N|3|11|38|W|type:landmark|name=Craigellachie Bridge Moray}}

|

| Scotland

| bridges

242

| 2008

| Choate Bridge

| 100px

| 1764

| Ipswich
{{Coord|42|40|46.1|N|70|50|13.6|W|type:landmark|name=Choate Bridge}}

| Massachusetts

| United States

| bridges

243

| 2008

| Goldfields Water Supply

| 100px

| 1903

| Kalgoorlie
{{Coord|31|57|36|S|116|10|16.7|E|type:landmark|name=Goldfields Water Supply}}

| Western Australia

| Australia

| water supply & control

244

| 2008

| Lacey V. Murrow Bridge and Mount Baker Ridge Tunnels

| 100px

| 1940

| King County
{{Coord|47|35|23.2|N|122|16|44.3|W|type:landmark|name=Lacey V. Murrow Bridge and Mount Baker Ridge Tunnels}}

| Washington

| United States

| bridges

245

| 2008

| Woodhead Dam

| File:Woodhead Dam Wall Table Mountain Cape Town.JPG

| 1897

| Cape Town
{{Coord|33|58|38.2|S|18|24|7.9|E|type:landmark|name=Woodhead Dam}}

| Western Cape

| South Africa

| dams

246

| 2009

| Guayabo Ceremonial Center

| 100px

|data-sort-value="-10K+9700"| 300 BC - AD 1400

| Turrialba
{{Coord|9|58|21.7|N|83|41|26.6|W|type:landmark|name=Guayabo Ceremonial Center}}

| Turrialba

| Costa Rica

| civil engineering profession

247

| 2009

| Vancouver's Mapping of the West Coast of North America

| 100px

| 1791–1795

| {{Coord|45|0|0|N|124|0|43|W|type:landmark|name=Vancouver's Mapping of the West Coast of North America}}

|

| Canada, Mexico and United States

| surveys & maps

248

| 2009

| Poughkeepsie-Highland Bridge

| 100px

| 1886–1888

| Poughkeepsie
{{Coord|41|42|38.5|N|73|56|41.1|W|type:landmark|name=Poughkeepsie-Highland Bridge}}

| New York

| United States

| bridges

249

| 2009

| Manhattan Bridge

| 100px

| 1909

| New York City
{{Coord|40|42|27|N|73|59|26.9|W|type:landmark|name=Manhattan Bridge}}

| New York

| United States

| bridges

250

| 2009

| Queensboro Bridge

| 100px

| 1909

| New York City
{{Coord|40|45|24.2|N|73|57|15.1|W|type:landmark|name=Queensboro Bridge}}

| New York

| United States

| bridges

251

| 2009

| Williamsburg Bridge

| 100px

| 1903

| New York City
{{Coord|40|42|49.2|N|73|58|20.5|W|type:landmark|name=Williamsburg Bridge}}

| New York

| United States

| bridges

252

|2010

|Mackinac Bridge

|100px

|1958

|Straits of Mackinac
{{Coord|45|48|48.8|N|84|43|42|W|type:landmark|name=Mackinac Bridge}}

|Michigan

|United States

|bridges

253

|2010

|Rensselaer Polytechnic Institute

|100px

|1824

|Troy
{{Coord|42|43|48|N|73|40|39|W|type:landmark|name=Rensselaer Polytechnic Institute}}

|New York

|United States

|research & educational

254

|2010

|Thomas Viaduct Railroad Bridge{{Cite web|url=https://www.asce.org/about-civil-engineering/history-and-heritage/historic-landmarks/thomas-viaduct-railroad-bridge|title=Thomas Viaduct Railroad Bridge {{!}} ASCE|website=www.asce.org|access-date=2021-12-07}}

|100px

|1835

|Elkridge and Relay
{{Coord|39|13|17.5|N|76|42|48.1|W|type:landmark|name=Thomas Viaduct Railroad Bridge}}

|Maryland

|United States

|bridges

255

|2011

|Utica Memorial Auditorium

|100px

|1959

|Utica
{{Coord|43|6|17.9|N|75|14|0.5|W|type:landmark|name=Utica Memorial Auditorium}}

|New York

|United States

|buildings

256

|2011

|Tacoma Narrows Bridges{{Cite web|url=https://www.asce.org/about-civil-engineering/history-and-heritage/historic-landmarks/tacoma-narrows-bridges|title=Tacoma Narrows Bridges {{!}} ASCE|website=www.asce.org|access-date=2021-12-07}}

| 100px

|1940–1950

|Tacoma
{{Coord|47|16|8|N|122|33|3|W|type:landmark|name=Tacoma Narrows Bridges}}

|Washington

|United States

|bridges

257

|2011

|Flight of Five Locks

|100px

|1915

|Waterford
{{Coord|42|48|2.8|N|73|41|29.1|W|type:landmark|name=Flight of Five Locks}}

|New York

|United States

|water transportation

258

|2011

|Petra

|100px

|data-sort-value="-10K+9691"| 309 BC

|{{Coord|30|19|43|N|35|26|31|E|type:landmark|name=Petra}}

|Ma'an Governorate

|Jordan

|buildings

259

|2012

|Zion-Mount Carmel Tunnel and Highway

|100px

|1930

|Zion National Park
{{Coord|37|12|40.7|N|112|57|29.6|W|type:landmark|name=Zion-Mount Carmel Tunnel and Highway}}

|Utah

|United States

|roads & rails

260

|2012

|Huey P. Long Bridge

|100px

|1935

|Jefferson Parish
{{Coord|29|56|38.8|N|90|10|7.6|W|type:landmark|name=Huey P. Long Bridge}}

|Louisiana

|United States

|bridges

261

|2012

|Grand Central Terminal

|100px

|1913

|New York City
{{Coord|40|45|10.3|N|73|58|37.9|W|type:landmark|name=Grand Central Terminal}}

|New York

|United States

|roads & rails

262

|2013

|Titan Clydebank crane

|100px

|1907

|Clydebank
{{Coord|55|53|50.5|N|4|24|31.2|W|type:landmark|name=Titan Clydebank crane}}

|West Dunbartonshire

|Scotland

|buildings

263

|2013

|Waterford Bridges

|File:Troy Waterford Bridge 20091022.jpg

|1909

|Troy and Waterford
{{Coord|42|47|19.3|N|73|40|25.8|W|type:landmark|name=Waterford Bridges}}

|New York

|United States

|bridges

264

|2013

|Lake Pontchartrain Causeway

|100px

|1956

|Lake Pontchartrain
{{Coord|30|11|59.2|N|90|7|21.7|W|type:landmark|name=Lake Pontchartrain Causeway}}

|Louisiana

|United States

|bridges

265

|2014

|The Dalles Dam

|100px

|1957

|Columbia River
{{Coord|45|36|50.3|N|121|8|3|W|type:landmark|name=The Dalles Dam}}

|Oregon & Washington

|United States

|dams

266

|2015

|Gladesville Bridge

|100px

|1964

|Sydney
{{Coord|33|50|31.3|S|151|8|51.8|E|type:landmark|name=Gladesville Bridge}}

|New South Wales

|Australia

|bridges

267

|2016

|Cape Agulhas Lighthouse

|100px

|1848

|L'Agulhas
{{Coord|34|49|45.7|S|20|0|32.4|E|type:landmark|name=Cape Agulhas Lighthouse}}

|

|South Africa

|water transportation

268

|2016

|Arrowrock Dam

|100px

|1912

|Boise and Elmore
{{Coord|43|35|43|N|115|55|21.1|W|type:landmark|name=Arrowrock Dam}}

|Idaho

|United States

|dams

269

|2016

|All-American Canal{{cite news |last=Harding |first=Matt |date=20 December 2016 |title=Canal System Now Engineering Landmark |work=Yuma Sun |page=1}}

|100px

|1940

|Imperial County
{{Coord|32|52|59|N|114|27|54|W|type:landmark|name=All-American Canal}}

|California

|United States

|water supply & control

270

|2016

|Canal du Midi{{cite web |url=https://www.aawre.org/news/canal-du-midi-designated-international-historic-civil-engineering-landmark |title=

Canal du Midi Designated as International Historic Civil Engineering Landmark |author= |date=2016-08-30 |website=American Academy of Water Resources Engineers |access-date=2022-08-20}}

|100px

|1681

|Toulouse to Étang de Thau
{{Coord|43|12|52.9|N|2|25|49.8|E|type:landmark|name= Canal du Midi}}

|Occitania

|France

|water transportation

271

|2016

|Liverpool and Manchester Railway{{cite news |last=Morris |first=Paula |date=2016-09-14 |title=Rainhill reaffirmed as the birthplace of the railway |url=https://www.sthelensstar.co.uk/news/14741938.rainhill-reaffirmed-as-the-birthplace-of-the-railway/ |work=St Helens Star |access-date=2022-08-20}}

|100px

|1830

|Liverpool to Manchester
{{Coord|53|27|10.8|N|2|36|58.6|W|type:landmark|name= Liverpool & Manchester Railway}}

|North West England

|England

|roads & rails

272

|2017

|Bonnet Carré Spillway

|100px

|1931

|St. Charles Parish
{{Coord|30|0|7.2|N|90|26|23.3|W|type:landmark|name=Bonnet Carré Spillway}}

|Louisiana

|United States

|dams

273

|2017

|Duluth Aerial Ferry/Lift Bridge{{cite news |last=Lundy |first=John |date=2017-09-11 |title=Centenarian engineer, Aerial Lift Bridge share honors |url=https://www.duluthnewstribune.com/news/1708237-Centenarian-engineer-Aerial-Lift-Bridge-share-honors |work=Duluth News Tribune |access-date=2022-08-20}}

|100px

|1905

|Duluth
{{Coord|46|46|45.8|N|92|5|35.3|W|type:landmark|name=Duluth Aerial Ferry/Lift Bridge}}

|Minnesota

|United States

|bridges

274

|2017

|Mississippi River Basin Model{{cite web |url=https://misspreservation.com/2018/05/24/mississippi-river-basin-model-national-historic-civil-engineering-landmark/ |title=In Military Lingo, MRBM = NHCEL |author= |date=2018-05-24 |website=Preservation in Mississippi |access-date=2022-08-20}}

|100px

|1966

|Jackson
{{Coord|32|18|21.8|N|90|19|8.2|W|type:landmark|name= Mississippi River Basin Model}}

|Mississippi

|United States

|research & educational

275

|2017

|Chaffey Brothers Irrigation Works

|100px

|1887

|Mildura and Renmark
{{Coord|34|15|1.6|S|142|13|28.8|E|type:landmark|name= Chaffey Brothers Irrigation Works}}

|Victoria and South Australia

|Australia

|water supply & control

276

|2017

|Qhapaq Ñan: The Great Inka Road System{{cite news |date=2017-08-11 |title=Peru: Qhapaq Ñan designated ASCE historic civil engineering landmark |url=https://andina.pe/agencia/noticia-peru-qhapaq-nan-designated-asce-historic-civil-engineering-landmark-689070.aspx |work=Andina |access-date=2022-08-20}}

|100px

|data-sort-value="-10K+9000"|1000 BC - 1533 AD

|{{Coord|13|13|0.3|S|72|23|5.2|W|type:landmark|name= Qhapaq Ñan: The Great Inka Road System}}

|

|Colombia to Chile

|roads & rails

277

|2017

|Tunnel of Eupalinos{{cite news|date=2017-10-29 |title=Ανακήρυξη του Ευπαλίνειου Όρυγματος ως Ιστορικού Τοπόσημου Τεχνολογίας Πολιτικού Μηχανικού |trans-title=Designation of Tunnel of Eupalinos as a Historical Civil Engineering Landmark |url=http://www.civil.ntua.gr/news/2017/11/4/eupalinos-tunnel/ |language=Greek |work=National Technical University of Athens School of Civil Engineering |access-date=2022-08-20}}

|100px

|data-sort-value="-10K+9480"| 520 BC

|Samos
{{Coord|37|41|40.6|N|26|55|48|E|type:landmark|name= Tunnel of Eupalinos}}

|North Aegean

|Greece

|tunnels

278

|2018

|Augusta Canal and Industrial District

|100px

|1845

|Augusta
{{Coord|33|31|17.6|N|82|0|38.9|W|type:landmark|name=Augusta Canal and Industrial District}}

|Georgia

|United States

|power generation

279

|2018

|Old River Station{{Cite web|url=https://sections.asce.org/cincinnati/old-river-station-national-historic-landmark-award-ceremony|title=Old River Station {{!}} Cincinnati Section ASCE|access-date=2022-08-10}}

|100px

|1907

|Cincinnati
{{Coord|39|4|17|N|84|25|40|W|type:landmark|name=Old River Station}}

|Ohio

|United States

|water supply & control

280

|2018

|Boundary Layer Wind Tunnel Laboratory{{cite web |url=https://cscehistory.ca/international/boundary-layer-wind-tunnel-london-ontario/ |title=Boundary Layer Wind Tunnel, London, Ontario |website=Canadian Society for Civil Engineering |access-date=2020-08-20}}

|

|1965

|London
{{Coord|43|0|14|N|81|16|32.5|W|type:landmark|name= Boundary Layer Wind Tunnel Laboratory}}

|Ontario

|Canada

|research & educational

281

|2018

|Institution of Civil Engineers{{cite news |last=Booth |first=Kenneth |date=2018-10-29 |title=ASCE recognises ICE as historic civil engineering landmark |url=https://www.bdcmagazine.com/2018/10/asce-recognises-ice-as-historic-civil-engineering-landmark/ |work=Building Design & Construction |access-date=2022-08-20}}

|100px

|1818

|London
{{Coord|51|30|4|N|0|7|44.4|W|type:landmark|name=Institution of Civil Engineers}}

|

|England

|research & educational

282

|2018

|Union Chain Bridge{{cite news |last=Johnson |first=Phil |date=2020-07-25 |title=Union Chain Bridge gets international badge of honour to mark bicentenary |url=https://www.scotsman.com/heritage-and-retro/heritage/union-chain-bridge-gets-international-badge-honour-mark-bicentenary-2923973 |work=The Scotsman |access-date=2022-08-20}}

|100px

|1820

|Horncliffe to Fishwick
{{Coord|55|45|9.3|N|2|6|24.4|W|type:landmark|name=Union Chain Bridge}}

|

|England to Scotland

|bridges

283

|2019

|Kaibab Trail Suspension Bridge{{Cite web|url=http://www.azsce.org/kaibab-suspension-bridge/|title=Kaibab Trail Suspension Bridge {{!}} ASCE AZ Section|access-date=2022-08-10}}

|100px

|1928

|Grand Canyon
{{Coord|36|6|53.2|N|112|5|21.1|W|type:landmark|name=Kaibab Trail Suspension Bridge}}

|Arizona

|United States

|bridges

284

|2019

|Union Pacific Railroad{{Cite web|url=https://csengineermag.com/union-pacific-railroad-recognized-as-national-historic-civil-engineering-landmark/|title=Union Pacific Railroad {{!}} csengineermag.com|access-date=2022-08-10}}

|100px

|1868

|Omaha westward
{{Coord|41|15|0.9|N|95|55|37.4|W|type:landmark|name=Union Pacific Railroad}}

|Nebraska

|United States

|roads & rails

285

|2019

|Silver Bridge Collapse - Creation of National Inspection Standards{{Cite web|url=https://www.hmdb.org/m.asp?m=189706|title=Silver Bridge Collapse - Creation of National Inspection Standards {{!}} HMdb.org|access-date=2022-08-10}}

|100px

|1967

|Point Pleasant
{{Coord|38|50|42|N|82|8|28|W|type:landmark|name=Silver Bridge Collapse - Creation of National Inspection Standards}}

|West Virginia

|United States

|bridges

286

|2020

|NASA Vehicle Assembly Building{{Cite web|url=https://www.nasa.gov/feature/the-many-stories-of-the-vab|title=NASA Vehicle Assembly Building {{!}} NASA|access-date=2022-08-10}}

|100px

|1966

|Titusville
{{Coord|28|35|11|N|80|39|5|W|type:landmark|name=NASA Vehicle Assembly Building}}

|Florida

|United States

|buildings

287

|2021

|Main Avenue Bridge{{Cite web|url=https://sections.asce.org/cleveland/main-avenue-bridge-national-historic-civil-engineering-landmark-dedication-and-annual-dinner-event|title=Main Avenue Bridge {{!}} ASCE Sections|access-date=2022-08-10}}

|100px

|1939

|Cleveland
{{Coord|41|29|55.2|N|81|42|18.5|W|type:landmark|name=Main Avenue Bridge}}

|Ohio

|United States

|bridges

288

|2021

|Sydney Opera House{{Cite web|url=https://www.asce.org/publications-and-news/civil-engineering-source/article/2022/04/11/sydney-opera-house-joins-list-of-asce-historic-landmarks|title=Sydney Opera House {{!}} ASCE|access-date=2022-08-10}}

|100px

|1973

|Sydney
{{Coord|33|51|24|S|151|12|55|E|type:landmark|name=Sydney Opera House}}

|New South Wales

|Australia

|buildings

289

|2022

|David Thompson's Surveying and Mapping of the Northwest of North America{{cite conference |title=David Thompson's Surveying and Mapping of the Northwest of North America |last1=Gilbert |first1=David R. |last2=Bartlett |first2=F. Michael |last3=Bedford |first3=Cole G. |year=2022 |conference=CSCE Annual Conference |location=Whistler, British Columbia}}

|100px

|1814

|

|

|Canada & United States

|surveys & maps

290

|2022

|Portage Lake Bridge{{Cite web|url=https://www.mtu.edu/news/2022/06/rich-history-unique-design-make-lift-bridge-a-national-historic-civil-engineering-landmark.html|title=Portage Lake Bridge {{!}} MTU|website=www.mtu.edu/news|access-date=2022-08-10}}

|100px

|1959

|Hancock and Houghton
{{Coord|47|7|25.9|N|88|34|26.7|W|type:landmark|name=Portage Lake Bridge}}

|Michigan

|United States

|bridges

291

|2022

|Salmon Creek Dam{{Cite news|last=Kuhn|first=Jonson|date=2022-09-10|url=https://www.juneauempire.com/news/salmon-creek-dam-recognized-as-a-national-historic-civil-engineering-landmark/|title=Salmon Creek Dam recognized as a National Historic Civil Engineering Landmark|work=Juneau Empire|access-date=2022-09-13}}

|100px

|1914

|Juneau
{{Coord|58|20|30|N|134|24|12|W|type:landmark|name=Salmon Creek Dam}}

|Alaska

|United States

|dams

292

|2023

|New Orleans Drainage System{{cite web |date=2023-05-23 |url=https://www.asce.org/publications-and-news/civil-engineering-source/society-news/article/2023/05/23/new-orleans-drainage-system-recognized-as-historic-civil-engineering-landmark |title=New Orleans drainage system recognized as Historic Civil Engineering Landmark |website=www.asce.org |access-date=2024-12-02}}

|100px

|1900

|New Orleans
{{Coord|29|59|12|N|90|7|28|W|type:landmark|name=New Orleans Drainage System}}

|Louisiana

|United States

|water supply & control

293

|2023

|Crystal Springs Dam{{cite web |date=2023-12-06 |url=https://www.asce.org/publications-and-news/civil-engineering-source/society-news/article/2023/12/06/crystal-springs-dam-recognized-as-national-historic-civil-engineering-landmark |title=Crystal Springs Dam recognized as National Historic Civil Engineering Landmark |website=www.asce.org |access-date=2024-12-02}}

|100x100px

|1890

|San Mateo County
{{Coord|37|31|43|N|122|21|44|W|type:landmark|name=Crystal Springs Dam}}

|California

|United States

|dams

294

|2024

|Morris Dam{{Cite web |title=Morris Dam dedicated as National Historic Civil Engineering Landmark |url=https://www.asce.org/publications-and-news/civil-engineering-source/society-news/article/2024/10/16/morris-dam-dedicated-as-national-historic-civil-engineering-landmark |access-date=2024-10-18 |website=www.asce.org |language=en-US}}

|File:Morris_Dam.jpg

|1934

|Azusa
{{Coord|34|10|29|N|117|52|52|W|type:landmark|name=Morris Dam}}

|California

|United States

|dams

See also

References

{{Reflist}}