This is a construction of three walls, formed by three finely carved stone walls.
Its side walls show each 05 trapezoidal cupboards at the same height.
The central wall has 07 niches and 06 pegs to place offerings and hang decorative objects.
This then leads us to think of a ceremonial or ritual function.
This work constitutes one of the finest works of the construction of Machu Picchu.
In 1977 Marino Sanchez Macedo excavated inside and outside using Cartesian coordinate methods locating a funerary context in a burial cave that was looted before excavation.