Lost City of the Incas - The Story of Machu Picchu and Its Builders

Hiram Bingham describes the Peruvian expedition to the Inca capitals of Vitcos and Vilcapampa, lost for three centuries under the shadow of Machu Picchu mountain. Here is all that is known about Machu Picchu, its origin, how it came to be lost, and how it was finally discovered.