Located in the southwest of Lhasa, Yamdroktso Lake is one of the three holy lakes in Tibet, together with Namtso Lake and Manasarovar Lake. Yamdrok Lake is a freshwater lake in Tibet. It is the largest inland lake on the northern slope of the Himalaya Mountain with 130 kilometers long from east to west and 70 kilometers wide from north to south with a total perimeter of 250 kilometers and the surface area of 638 square kilometers, average depth of 20-40 meters. It regarded as the most beautiful lake in Tibet. The lake is surrounded by many snow-capped mountains and is fed by numerous small streams. Yamdroktso Lake means "lake of jade" in the Tibetan language. The peaceful blue surface of the lake resembles a sapphire. Most travellers see the lake from the summit of 4795 meters Khamba-la as they drive en route between Lhasa and Gyantse. The best time to visit here is Spring and Autumn. Every year, many local Tibetans and visitors from Lhasa and from other places would come here for pilgrimage or sightseeing.