Machu Picchu was built around 1450, at the height of the Inca Empire. Machu Picchu was built the steps along a slope of the valley. Each floor has three meters high, with a total of 40 floors and stone building, which was built with more than 200 behind. Machu Picchu, site of ancient Inca ruins located about 50 miles (80 km) northwest of Cuzco, Peru, in the Cordillera de Vilcabamba of the Andes Mountains.