Lake Hévíz Lake Hévíz Lake Hévíz is located in Hévíz, Hungary, near the western end of Lake Balaton, from Keszthely. It is the largest thermal lake in the world, which is available to bath ( in area). The flow of water is very strong and the water in the lake is completely replenished every 72 hours. The fauna and flora are unique in Lake Hévíz due to the temperature and chemical composition of the water, contains carbonic acid, calcium, magnesium, hydrogen carbonate, reduced sulfuric compounds as well as oxygen in solution. Several species so far can be found only in this lake.
Marion Lake (Oregon) Marion Lake (Oregon) Marion Lake is an alpine lake located in Linn County of the U.S. state of Oregon. The lake is in central Oregon's Cascades within the Mount Jefferson Wilderness. The lake is approximately , at an elevation of . It is the largest lake in an Oregon wilderness area and the largest lake not accessible by automobile. With the exception of large Waldo Lake, it is the largest natural lake in the Willamette National Forest on the west slope of the Central Cascade Range. Marion Lake was named in 1874 by John Minto's Marion County road-viewing party in