La Ken La pass or Laken pass at 5190 metres on the road to remote Nam Tso Lake Tibet. Namtso Lake Tibet China. Prayer flags next to the base of Mount Nyenchen Tanglha 7111 meters high, Tibet China. One of the holy mountains for Tibetans. The Nyenchen Tanglha is the highest peak of the Nyainqentanglha mountain. It is located near Lhasa, on the Qinghai-Tibet paved road. It is surrounded by grassy plains from Damshung to the south and to the picturesque sacred Nam Tso Lake (4,700 m, one of the largest lakes in the world) in the north.