Chandranahan Lake (Moon Lake) is considered as the origin of Pabbar, a major river in the Rohru region, on the south-eastern slopes of the main Himalayas.
The Buran Ghati also known as Barua Pass is a place which connects two valleys, Pabbar valleyof Shimla to Sangla or Baspa valley of Kinnaur, physically allowing exchanges of culture, folksongs, tales, merchandise and happiness. During ancient era Local villagers and shepherd used to voyage Barua Pass along with other two Gunaas pass & Rupin pass for livelihood, trading and travelling.