Lake Manasarovar also called Mapam Yumtso locally, is a high altitude freshwater lake near Mount Kailash in Burang County, Ngari Prefecture, Tibet Autonomous Region, China. It is located at an elevation of 4,600 m (15,100 ft), near the western trijunction between China, India and Nepal. It overflows into the adjacent salt-water lake of Rakshastal via the Ganga Chhu. The sources of four rivers: Indus, Sutlej, Brahmaputra, and Karnali lie in the vicinity of the region.