Suraj Tal or Suraj Tal Lake also called Surya taal, is a sacred body of water, literally means the Lake of the Sun God, and lies just below the Bara-lacha-la pass (4,890m) 8 km in length) in the Lahaul and Spiti valley.It is the third highest lake in India, and the 21st-highest in the world. Suraj Tal Lake is the source of Bhaga River which joins the Chandra River downstream at Tandi to form the Chandrabhaga River in Himachal Pradesh territory, and as it enters Jammu and Kashmir it is renamed as the Chenab River.