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
Gailtal Alps Alps and Mt. Goldeck lies the Weißensee at , the highest lake for bathing in Austria. Based on the AVE classification, the adjacent ranges are: The Gailtal Alps can be divided into five massifs in east-west direction, separated by draws and the Weissensee longitudinal valley: Gailtal Alps The Gailtal Alps ( or "Drauzug"), is a mountain range of the Southern Limestone Alps in Austria. It rises between the River Drava ("Drau") and the Gail valley (in southwestern Carinthia) and through the southern part of East Tyrol. Its western group called "Lienz Dolomites" ("Lienzer Dolomiten"), is sometimes counted as part of