Explore the ancient site of Ollantaytambo in Peru’s Sacred Valley, one of the largest Inca and pre-Inca megalithic complexes.

For nearly five centuries, something ancient has waited beneath Cusco, Peru’s cobblestone streets. While tourists photograph colonial churches and Inca stonework above, an extraordinary mystery has ...

ANTH copy 39088019656784 gift from Paul R. Julian. Introduction -- Discovering the Incas and their predecessors -- Native and Spanish sources -- Explorers and the first archaeologists -- 20th-century ...