The Temple of the Moon is an Incan ceremonial temple on Huayna Picchu near Machu Picchu, in Peru. The site is made up of stone masonry and an open-face, shallow cave. In the center of the cave is a stepped sculpture carved out of rock. Beside the stepped sculpture are steps that lead deeper into the cave. It is thought that the caves were used to hold m…The Temple of the Moon is an Incan ceremonial temple on Huayna Picchu near Machu Picchu, in Peru. The site is made up of stone masonry and an open-face, shallow cave. In the center of the cave is a stepped sculpture carved out of rock. Beside the stepped sculpture are steps that lead deeper into the cave. It is thought that the caves were used to hold mummies. The Temple of the Moon dates back 1500 years. It was rediscovered in 1936. It lies 390 m below the summit on the north side of Huayna Picchu.