A multidisciplinary research team in the Archaeology Zone in Chupacigarro, Peru, discovered an ancient pyramidal structure.

Under the city of Cuzco, Peru, a secret labyrinth built by the Incas ... and was made by digging a trench underground and then lining it with stone walls and propping up the ceiling with carved ...

Archaeologists Use Radar Mapping and Sound Tests to Locate an Ancient Inca Underground Tunnel in Peru Archaeologists had ...