The Sky Mirror Chaka Salt Lake is a salt lake in Chaka Town, Zhiduo County, Yushu Tibetan Autonomous Prefecture, Qinghai Province, China. It is also one of the most beautiful salt lakes in the world.

The Mirror of the Sky Chaka Salt Lake is called the "Mirror of the Sky" because of the various colors and geometric patterns displayed on the lake. This is because under the sunlight, different concentrations of salt form a pattern on the water. A beautiful artistic pattern.

The best time to appreciate the Sky Mirror is from September to April every year. At this time, the weather is dry, there are more salt flowers on the lake, and the lake is calmer at this time, which can show more peculiar patterns. .

The Mirror of the Sky Chaka Salt Lake has become one of the important tourist attractions in western China and a place of pilgrimage for travel photography enthusiasts.