Alps rivers such as the Danube have major tributaries flowing into them that originate in the Alps. The Rhône is second to the Nile as a freshwater source to the Mediterranean Sea; the river begins as glacial meltwater, flows into Lake Geneva, and from there to France where one of its uses is to cool nuclear power plants. The Rhine originates in a 30 square kilometre area in Switzerland and represents almost 60 percent of water exported from the country. Tributary valleys, some of which are complicated, channel water to the main valleys which can experience flooding during the snow melt
Sturgeon River (Cheboygan County, Michigan) Sturgeon River (Cheboygan County, Michigan) Sturgeon River is a river in the U.S. state of Michigan, flowing mostly northward through Otsego and Cheboygan counties. The Sturgeon River rises in Livingston Township, Otsego County, near the city of Gaylord at . It flows into Burt Lake in the community of Indian River. A channel formerly flowed into the Indian River at , but the main course of the river now empties directly into Burt Lake. The West Branch Sturgeon River rises in southeast Charlevoix County at and flows to the main stream at in Wolverine. The Little Sturgeon River rises in