Chandar Nahan is a high altitude lake which is located in Rohru tehsil of Shimla district in Himachal Pradesh, India at an elevation of about above sea level. It is surrounded by snow for a long time and is the source of the river Pabbar.
References
External links Himachal Pradesh Tourism Department http://shimla.hptours.org/lakes/chandranahan-or-chander-naun-lake