Ollantaytambo ancient Inca fortress in the Sacred Valley above the Urubamba River, and famous for its stone walls and terraces, Cuzco area, Highlands, Peru

ancient valley urubamba river urubamba travel destination town tourism destination terraced terrace stonework stone south america site sacred valley river prehispanic precolumbian peruvian peru ollantaytambo latin america incan inca historic place highland foundation fortress famous place archaeological site architecture