This is the largest diverse project of India. It was built with the help of Punjab, Haryana and Rajasthan. The total cost of the project was 2,380. The person who came up with the Dam was Sir Louis Dane, a Governor that was based in Punjab. The land that the Dam took up was 168 sq km with 90% being Bilaspur and the rest being part of Una district. The building of the Dam began in 1948 and was finished one and half decade later. This concrete arch Dam was made with the dedication of 150 martyrs, 13000 laborers and 300 engineers. The Dam is three times bigger in height when compared to Qutab and takes up the vital position in India. It has several visitors annually from every part of the world.