Machu Picchu's most famous structures include the Temple Of The Sun and the Inihuatana stone
The Inihuatana stone is a granite rock that is believed to have been used as a solar clock
The Temple of the Sun has a large rock in the center that light from the summer solstice sun hits from one of the many temple windows, indicating an alignment between the sun, rock, and window,
There are also palaces, storage rooms, and about 150 houses in the city
Machu Picchu has become a home for many endangered animals including Ocelots, Pampas cats, Long-tailed weasels, and many others since it was abandoned