Chaka Salt Lake

Chaka Salt Lake (ཚྭ་ཁ་མཚོ་) is a salt lake in Ulan County, Haixi Prefecture, Qinghai, China. The oval-shaped lake is located near the eastern end of Qaidam Basin, 298 km to the west of the provincial capital Xining. The name "Chaka" (ཚྭ་ཁ) means "salt lake" in Tibetan.

Chaka Lake is a major tourist destination and a key salt mine in Qinghai. In 2018, it received more than 3 million visitors. The lake is famous for its crystal-blue water and reflective lake bed, and is popularly known as "Mirror of the Sky".