Ngari Prefecture (also: Ali Prefecture) is a prefecture of Tibet. Its capital is Gar County. Its regional headquarters is in the town of Purang. The biggest town is Ali. It includes part of the Aksai Chin area, a disputed region claimed by India but over which China exercises administrative control. The Xinjiang-Tibet Highway passes through this area. There is a famous pre-historic culture site near the town of Rutog.
Ngari sits 4,500 meters above sea level in the northwest of Tibet, 1,600 kilometers from the capital Lhasa. The Ngari Gunsa Airport began operations on July 1, 2010, becoming the fourth civil airport on the "Roof of the World" (shortening the trip to Lhasa to one-and-a-half hours from 3 or 4 days by car). The other airports in Tibet are Gonggar Airport in Lhasa, Bamda Airport in Qamdo Prefecture and Nyingchi Airport.
Ngari is emblazoned with its holy Kangrinboqe (also named as Sumeru and Kailash ) Mountain and Mapam Yumco Lake. Kangrinboqe is above see level, it's the main peak of the Kangdese Mountains (also called the Kailas Range or the Gangdisê Mountains). The holy mountain and lake are connected to different religions: Buddhism, Hinduism, Bon (religion) (popularly called Black Religion), etc. That attracts numerous domestic and international religious followers and tourists. Surrounding Kangrinboqe are four small, ancient and famous with many stories and legends monasteries: Zhabura, Quigu, Zheri and Zhozhub. Mapam Yumco Lake is above see level, covers an area of and has a maximum depth of .