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.
Squam Lake Squam Lake Squam Lake is a lake located in the Lakes Region of central New Hampshire, United States, south of the White Mountains, straddling the borders of Grafton, Carroll, and Belknap counties. The largest town center on the lake is Holderness. The lake is located northwest of much larger Lake Winnipesaukee. It drains via a short natural channel into Little Squam Lake, and then through a dam at the head of the short Squam River into the Pemigewasset at Ashland. Covering , Squam is the second-largest lake located entirely in New Hampshire. Squam Lake was originally called "Keeseenunknipee", which meant