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,
Lake of the Ozarks construction. During the process of land acquisition for the lake during the 1920s, of land were set aside for a national park along the Grand Glaize Arm of the lake. In 1946, this land was acquired by the State of Missouri for Lake of the Ozarks State Park, the largest State Park in Missouri. Lake of the Ozarks State Park is home to Party Cove, a rowdy gathering spot that a New York "Times" writer called the "oldest established permanent floating bacchanal in the country." The Missouri State Water Patrol has estimated that the cove attracts up to 3,000 boats