Nagarjuna sagar dam is built across the river krishna in telangana at nalgonda in 1967. Opened by prime minister jawaharlal nehru. It is height of 240 mts and width of 5, 045 feets . I think you have understood the power of speed of water when 24 gates in it are opened. . You can visit it in this summer the cool whether at there and you can visit the museum of acharya Nagarjuna at ther is is a historical and civilized things and at the same time the dam. Hotels and toor advicers are also available there and you can swim there So, visit with your family right now