Tsongmo Lake or Changu Lake is a glacial lake in the East Sikkim, India, some 40 kilometres away from Gangtok at altitude of 3,780 m. The road to Nathu La passes the lake on north side. The lake remains frozen throughout the winter up to April end. Snowfall is also common in this area even during the summer months. To get more information Knock us... contact@dooarsecoviillege.com, Phone- CL... +91-983-069-4705 / +91-900-700-8366 / +91-974-889-7048