Pagsum Lake
Dragsum Tsho is a lake covering 28 square kilometres in Gongbo'gyamda County, Nyingchi of the Tibet Autonomous Region, China, approximately 300 km east of Lhasa. At 3,700 metres over sea level it is about 18 km long and has an average width of approximately 1.5 km. The deepest point of the green lake measures 120 metres. The lake is also known as Gongga Lake.
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