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.
Lake Skadar Lake Skadar Lake Skadar (Montenegrin: "Skadarsko jezero", Скадарско језеро, ; , ) — also called Lake Scutari, Lake Shkodër and Lake Shkodra — lies on the border of Albania and Montenegro, and is the largest lake in Southern Europe. It is named after the city of Shkodër in northern Albania ( or "Shkodra", Serbian: Скадар, "Skadar", ). It is a karst lake. The Albanian section of the lake was designated as a nature reserve and a ramsar site. Lake Skadar is the largest lake in the Balkan Peninsula with a surface area that seasonally fluctuates between to . Lake Skadar