It is one of the largest lake of India. It expands in a vast area of 64 square K.M. situated in the Manjhaul subdivision of the district, this historical site is a shelter of hundreds of species of domestic and migrant birds. Birds from Siberia and Himalayan region can be seen here during winter season. The famous archaeologist Salim Ali resided here for his research work and was influenced with life protection Act 197 and a proclamation was made by the government to develop it as a Bird Sanctuary but years have passed with the hope in the eyes of local people.
Birds including different species of Cranes, Doves, Hawks, Fowls, Quails etc. and a variety of aquatic plants create a wonderful scene here in the winter and spring.