Machu Picchu in South America, one of the most visited tourist attractions in Latin America and the most visited in Peru. Machu Picchu has wet and dry seasons, with the majority of annual rain falling from October through to April. Machu Picchu is situated above a bow of the Urubamba River, which surrounds the site on three sides, where cliffs drop vertically for to the river at their base. The area is subject to morning mists rising from the river. The location of the city was a military secret, and its deep precipices and steep mountains provided natural defenses. The Inca Bridge,
Vilcabamba, Peru the site where Tupac Amaru fled after the Spanish captured Vitcos. Bingham speculated in his book Lost City of the Incas that Machu Picchu was the lost city of Vilcapampa the Old, in part because Bingham only saw a small portion of Espíritu Pampa. It remained for Gene Savoy to discover the full extent of the site in 1964, and later evidence did confirm the site was indeed the old Vilcabamba. In the 1960s, the explorations and discoveries of Antonio Santander Casselli and Gene Savoy finally associated the "Espíritu Pampa" site with the legendary Vilcabamba. Their 1970 book "Antisuyo" brought