Introduction to Hot Water Lake: There is a hot water lake with an area of ​​7,350 square meters and a maximum water depth of 16 meters in the east of Atsutian. The lake is rippling with blue waves, and the lake is steaming like smoke. Visitors feel like they are in a fairyland when they are around. In the middle of winter, when the temperature is below minus 20 degrees Celsius, the hot water remains at 30 to 40 degrees Celsius. People can bathe and swim in the lake and enjoy the beauty of nature.