Tvindefossen

{{Infobox waterfall

|name = Tvindefossen
Trollafossen

|image = Cascada Tvindefossen.jpg

|image_width =

|caption =

|map = Vestland#Norway

|map_width =

|coordinates = {{Coord|60.726244|6.484203|region:NO|display=inline,title}}

|coords_ref =

|location = Vestland, Norway

|elevation =

|height = {{convert|116|m}}

|height_longest =

|number_drops = 2

|width = {{convert|61|m}}

|average_width = {{convert|46|m}}

|run = {{convert|152|m}}

|watercourse = Kroelvi

|average_flow = {{convert|4|m3/s}}

|world_rank =

|type = Tiered Plunges

}}

Tvindefossen (also written Tvinnefossen; also called Trollafossen[http://www.world-waterfalls.com/waterfall.php?num=664 Tvindefossen] {{Webarchive|url=https://web.archive.org/web/20101222192158/http://world-waterfalls.com/waterfall.php?num=664 |date=2010-12-22 }} at World Waterfall Database) is a waterfall in Voss Municipality in Vestland county, Norway. It is located about {{convert|12|km}} north of the village of Vossevangen along the European route E16 road to Flåm.{{wwdb name|574}}[http://cruises.about.com/od/northerneuropeancruises/ig/Flam-Norway---Flam-Railway/Tvinde-Waterfall-near-Voss.htm Northern European Cruises]{{unreliable source?|date=May 2011}}

The many-stranded waterfall, often said to be {{convert|152|m}} high, is actually {{convert|116|m}}, is formed by a small Kroelvi stream, tumbling over a receding cliff.Ymer 36-37 (1917) [https://books.google.com/books?id=I7QfAQAAIAAJ&q=Tvindefossen p. 235] {{in lang|sv}} It is famous for its beauty.Johan Vibe, Norges land og folk volume 12: Søndre Bergenhus amt, Kristiania: Aschehoug, 1896, [https://books.google.com/books?id=w0lBAAAAYAAJ&dq=Tvindefossen&pg=PA300 p. 300] {{in lang|no}} Buses sometimes stop for people to admire it.Terry Plant, Nordic Journeys, 5th ed. Newton Abbot, 1990, {{ISBN|978-0-9510511-2-2}}, [https://books.google.com/books?id=S13l2GpldGQC&q=Tvindefossen p. 104]. It was painted in 1830 by Johan Christian Dahl.Andreas Aubert, Maleren Johan Christian Dahl: et stykke av forrige aarhundredes kunst- og kulturhistoria, Kristiania, 1920, [https://books.google.com/books?id=hhktAAAAYAAJ&q=Han+fik+mange+interessante+mindeblade+med%2C+som+han+aartier+efter+har+brukt+til+billeder+%3A+fra+Tvindefossen p. 152] {{in lang|no}}

In addition, in the late 1990s the water at Tvindefossen acquired a reputation for rejuvenation and revival of sexual potency that made it one of the most important natural tourist attractions in western Norway, with as many as 200,000 people a year from the U.S., Japan and Russia visiting and filling containers with the water.[http://www.bt.no/meninger/Vilt-ved-Viagrafallene-2374218.html "Vilt ved Viagrafallene"], Bergens Tidende 12 August 2001 {{in lang|no}}Svein Kvalheim notes at the end of [http://www.bt.no/nyheter/innenriks/Voeringfossen-paa-topp-2379610.html "Vøringfossen på topp"], Bergens Tidende 2 November 2001: "det virker som om hver femte bilist denne sommeren lot være å stoppe ved Tvindefossen i Voss." - "it seems as if every fifth driver this summer refrained from stopping at the Tvinde waterfall in Voss."

At one point it was Norway's ninth most visited natural attraction, with 272,000 visitors.{{cite encyclopedia|year=|title=Norge – turisme|encyclopedia=Store norske leksikon|editor=|publisher=Kunnskapsforlaget|location=Oslo|url=http://www.snl.no/Norge/turisme|language=Norwegian|accessdate=28 May 2011}}