Newfoundland and Labrador Route 91

{{short description|Highway in Newfoundland and Labrador, Canada}}

{{Infobox road

|province=NL

|type=NL

|route=91

|alternate_name=Old Placentia Highway

|map=

|maint=Newfoundland and Labrador Department of Transportation and Infrastructure

|length_km=48

|direction_a=East

|terminus_a={{jct|province=NL|NL|90}} at St. Catherine's

|junction=

• {{jct|province=NL|NL|93}} in Colinet
• {{jct|province=NL|NL|81}} in Colinet
• {{jct|province=NL|NL|92}} near Colinet

|direction_b=West

|terminus_b={{jct|province=NL|NL|100}} at Southeast Placentia

|previous_type=NL

|previous_route=90

|next_type=NL

|next_route=92

}}

Route 91, also known as Old Placentia Highway, is a {{convert|48|km|mi|adj=mid|-long}} east–west highway located on the Avalon Peninsula in the Canadian province of Newfoundland and Labrador. The highway starts at a junction at Route 90,{{google maps |url = https://www.google.ca/maps/place/NL-91,+Newfoundland+and+Labrador/@47.1789633,-53.4040721,15.46z/data=!4m5!3m4!1s0x4b0d2c688ed3ae83:0x809e957625f1bf31!8m2!3d47.2147344!4d-53.7820783 |title = Overhead view of intersection of Route 91 at Route 90 in Google Maps|access-date = July 29, 2017 }} traveling through the town of Colinet on a paved road, then transitions to a dirt road just west of the Route 92 junction,{{google maps |url = https://www.google.ca/maps/place/Division+No.+1,+Subd.+X,+NL/@47.2302201,-53.5939566,3a,73.6y,332.43h,80.92t/data=!3m4!1e1!3m2!1sw0RdrPtDtR3VZNpHqsHyXA!2e0!4m2!3m1!1s0x4b0d28dde32ad35d:0x8264522d86d16353 |title = Transition from paved to dirt road heading west on Route 91 in street view|access-date = July 29, 2017 }} only to transition back to a paved road prior to approaching its western terminus, Southeast Placentia,{{google maps |url = https://www.google.ca/maps/@47.2212322,-53.8867882,3a,75y,255.48h,66.65t/data=!3m6!1e1!3m4!1sPENtu3-miCQ7TQqUbsFMfg!2e0!7i13312!8i6656 |title = Transition from dirt to paved road approaching Southeast Placentia on Route 91 in street view|access-date = July 29, 2017 }} where it intersects with Route 100. Along the stretch of dirt road is Cataracts Provincial Park, one of only a small number of active provincial parks remaining since 1997.