3 - 4
FATMAP difficulty grade
Chunsar or Tson Sar Lake is a high alpine lake in the vicinity of Aru Valley.
The trek starts 2kms before Aru Valley and after crossing a wooden bridge on the west side of the Lidder river.
The trail takes into the forest area and the trail along the Tson sar Nala on your left takes you to this beautiful lake.
Highest altitude is 3687m ASL approx.