Lost City of the Incas: In Search of HistoryThe spectacular Incan city of Machu Picchu was thought to exist only in legend. Then in 1911, explorer Hiram Bingham III stumbled upon its remains high in the Andes Mountains. Although the site has been extensively studied, its purpose and function remain unclear. LOST CITY OF THE INCAS ventures to the peaks of South America to unravel the mysteries of this enigmatic city. Witness incredible footage of the earliest expeditions to Machu Picchu, and