Tianchi Lake, also known as Heavenly Lake, is a stunning alpine lake located in the Tianshan Mountains of Xinjiang, China. It sits at an elevation of about 1,980 meters and is surrounded by snow-capped peaks and lush forests, making it a popular destination for tourists and nature enthusiasts. The lake spans approximately 4.9 kilometers in length and 2.5 kilometers in width, with a maximum depth of around 105 meters. Its clear blue waters are fed by glacial melt, and the area is home to diverse wildlife, including various species of fish and birds, contributing to its ecological significance.