Nestled high in the slopes of the Andes, the ruins of Machu Picchu continue to reveal the mysteries of the Inca Empire. While the archaeological site draws scores of visitors to Peru annually, here ...

NARRATOR: High in the Peruvian Andes, there's an ancient city called Machu Picchu. It is a ruin that defies explanation. Who were the mysterious people who built it and why did they build it here?

Machu Picchu, the "lost city of the Incas," was not a true city but rather a pilgrimage center symbolically connected to the Andean vision of the cosmos, an Italian study has concluded. Subscribe to ...

Peru’s Machu Picchu — heralded as the “Lost City of the Incas” by American explorer Hiram Bingham, who rediscovered the largely forgotten site more than 100 years ago — has evolved into a tourist ...