The lake of Mansar is situated 40 Kms in the South of Udhampur town on the Udhampur Samba Road.   The Mansar lake is also linked with Jammu City by a 62 Kms road. Apart from the picnic spot, Mansar lake has the religious importance too. On the Eastern Bank of the Lake there is a shrine of Sheshnag, a mythological snake with six heads. The shrine comprises a big boulder on which are placed a number of iron chains perhaps representing the small serpents waiting on the tutelary deity of the Sheshnag. Two ancient temples of Umapati Mahadev & Narsimha as also a temple of Durga are situated in the vicinity of the Mansar lake. People take a holy dip in the water of the lake on festive occasions. Certain communities of Hindus perform Mundan ceremony (First hair cut) of their male children here.

With all religions belief and heritage behind the Mansar Lake is also picking up its fame among the tourists with all its flora & fauna. The lake has cemented path all around with required illumination, with projected view decks to enjoy flickering of seasonal birds, tortoise and fishes of different species.  There is a wild life Sanctuary housing jungle life like Spotted Deer, Neelgai etc. besides other water birds such as Cranes, Ducks etc. One can also witness the traditional and typical distinct life style of Gujjar & Backarwals wearing ethnic costumes, living in open Kullhas around on the hills of Mansar Lake.