Lake Manasarovar, also called Mapam Yumtso locally, is a high altitude freshwater lake fed by the Kailash Glaciers near Mount Kailash in Burang County, Ngari Prefecture, Tibet Autonomous Region, China. The Indus River is near the lake. The lake along with Mount Kailash to its north are sacred sites in four religions: Hinduism, Jainism, Buddhism and Bön.

Ngari Prefecture or Ali Prefecture is a prefecture of China's Tibet Autonomous Region covering Western Tibet, whose traditional name is Ngari Khorsum. Its administrative centre and largest settlement is the town of Shiquanhe. It is one of the least densely populated areas in the world, with 0.3 people per kilometer.