Inside the search for the lost citadel of the Inca

For centuries, the vanished Inca fortress of Ancocagua existed only in lore. Now, at a mountaintop site in Peru, researchers are zeroing in on a discovery that could reshape what we know of the empire ...
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Archaeologists are unearthing hundreds of buildings at a lost Inca settlement high in the Andes

Researchers working at a major Inca-period sanctuary near Lima, Peru, have used non-invasive geophysical tools to detect ...