Lake Heviz. It translates into Russian as "hot water". The lake is unique in size and chemical composition of water. In Europe - the only one, and on the planet - the second. In the summer months, the water temperature is +33 +34 C, and in winter it is not lower than +26 C. In winter, steam rises above the lake and the locals say: "The lake smokes ... ". The healing water of the lake is rich in mineral salts, and the bottom is covered with silt with a high content of radium. The water in the lake changes naturally over 3 days.→