Lake Hévíz among Rotatorias as well ("Epiphanes brachionus" var. "Spinosus", "Lecane inermis"), which are only present in warm waters. Jenő Ponyi has described the lake's primitive crustaceans in detail. Also a unique "Hydracarina acarus" is said to have found its habitat outside the fence surrounding the lake. The waters are reported to be beneficial to patients suffering from rheumatic diseases and locomotor disorders, among others. There is a thriving health tourism industry in the area. 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,
Cold Lake (Alberta) Cold Lake (Alberta) Cold Lake is a large lake in Central Alberta and Northern Saskatchewan, Canada. The lake straddles the Alberta/Saskatchewan border, and has a water area of . It is also one of the deepest lakes in Alberta with a maximum depth of . It has around 24 known species of fish in it and is a major ice fishing lake. It is also major stop for many migrating birds, and is home to one of the largest warbler populations in Alberta. A surface of lies in the province of Alberta. The city of Cold Lake is located on