Lost city Inca site situated on a mountain ridge above the Urubamba Valley in Peru. Often referred to as the "Lost City of the Incas", it is perhaps the most familiar icon of the Inca World. Machu Picchu was built around 1450, at the height of the Inca Empire. It was abandoned just over 100 years later, in 1572, as a belated result of the Spanish Conquest. It is possible that most of its inhabitants died from smallpox introduced by travelers before the Spanish conquistadors arrived in the area. In 1911, Melchor Arteaga led the explorer Hiram Bingham to Machu Picchu, which
Secret of the Incas return and uses it to fly to Machu Picchu. There he discovers an archaeological expedition headed by Dr Stanley Moorehead (Robert Young) is preparing to enter the tomb where the Sunburst is said to be located. Moorehead becomes infatuated with Elena, while Morgan arrives and coerces Harry into helping him find the treasure. While Morgan is asleep, Harry slips away and enters the tomb, locating the Sunburst hidden inside a hollow pillar. Morgan then appears and grabs the Sunburst at gunpoint before shooting his way out of the temple while being pursued by Harry and a group of locals. Trapping