An amazing historical landmark located on the outskirts of the city of Cusco, and it is one of the most famous landmarks in the city, because it bears witness to the development of the Inca civilization, as this landmark was in the past a huge water tank for the city of Cusco with very huge stones, the ways of transporting them are still a secret that no one knows to this day. . On the upper part of the retaining walls there are three towers, the first of which was a food store, the second was an astronomical observatory, and the third was a temple.