Huayna Picchu to the Gran Caverna and what is known as the Temple of the Moon. These natural caves, on the northern face of the mountain, are lower than the starting point of the trail. The return path from the caves completes a loop around the mountain where it rejoins the main trail. Huayna Picchu Huayna Picchu, , is a mountain in Peru around which the Urubamba River bends. It is located in the Cusco Region, Urubamba Province, Machupicchu District. It rises over Machu Picchu, the so-called lost city of the Incas. The Incas built a trail up the side of the
Machu Picchu found in Cusco and the Temple of the Sun found in Pisac, in having what Bingham described as a "parabolic enclosure wall". The stonework is of ashlar quality. Within the temple is a 1.2 m by 2.7 m rock platform, smooth on top except for a small platform on its southwest quadrant. A "Serpent's Door" faces 340°, or just west of north, opening onto a series of 16 pools, and affording a view of Huana Picchu. The temple also has two trapezoidal windows, one facing 65°, called the "Solstice Window", and the other facing 132°, called the "Qullqa Window". The