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
Chippewa River (Michigan) dam was built. Several of the lakes that now form lobes in a continuous body of water are clearly seen as separate lakes, some with different names or spellings. Tubbs Lake is called "Tebbs Lake" and Diamond Lake is "Dimon Lake". The "second" North Branch Chippewa River rises as the outflow of Grass Lake near the boundary between Isabella and Clare counties at and flows south through into the Chippewa River at a few miles west of Mount Pleasant. The river flows through Mt. Pleasant and is the focal point of five parks in the city: Riverside Park, Millpond Park,