Secret of the Incas Secret of the Incas Secret of the Incas is a 1954 adventure film starring Charlton Heston as adventurer Harry Steele, on the trail of an ancient Incan artifact. Shot on location at Machu Picchu in Peru, the film is often credited as the inspiration for "Raiders of the Lost Ark". The supporting cast features Robert Young, Nicole Maurey and Thomas Mitchell, as well as a rare film appearance by Peruvian singer Yma Sumac. American adventurer Harry Steele (Charlton Heston) earns a living as a tourist guide in Cusco, Peru but plans to make his fortune by finding the Sunburst, an
Machu Picchu though his statements "were given no importance by the leading citizens." Only later did Bingham learn that Charles Wiener also heard of the ruins at Huayna Picchu and Machu Picchu, but was unable to reach them. Armed with this information the expedition went down the Urubamba River. En route Bingham asked local people to show them Inca ruins, especially any place described as having a white rock over a spring. At Mandor Pampa, Bingham asked farmer and innkeeper Melchor Arteaga if he knew of any nearby ruins. Arteaga said he knew of excellent ruins on the top of Huayna Picchu.