Totally, the Kremlin has 20 towers. The Vodozvodnaya (Water-Drawing) Tower is one of three corner towers , which are round in shape. It stands on the bank of the Moscow River near the Bolshoi Kamenny Most (Big Stone Bridge). The tower was built in 1488 and is almost 59 meters tall. In the year of 1633 a special pumping mechanism was built inside the Tower to draw water from Moscow-River for the Court, which had always been there in the Kremlin, up to the reign of Peter the Great.