For centuries, the vanished Inca fortress of Ancocagua existed only in lore. Now, at a mountaintop site in Peru, researchers ...
A cotton and agave fiber Inca khipu is seen at an exhibit at the Smithsonian National Museum of the American Indian in 2015 in Washington, D.C. (Brendan Smialowski | AFP via Getty Images) The Inca ...
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Facts about the Inca Empire

aYou've likely heard of the advanced skills of the Inca Empire. From creating a reliable system of measurement and ...
The Inca Empire in South America, one of the most powerful pre-Columbian societies, was known for many innovations — such as the architecture of Machu Picchu, an extensive road network, and a system ...
Inca society kept records by encoding information into knotted cords called khipu. A new analysis of hair woven into these cords suggests this... A lock of hair may have just changed what we know ...