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 ...

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 ...

Archaeologists say they have discovered the ruins of what they believe are the boundaries of an ancient temple belonging to the mysterious Andean society of Tiwanaku that disappeared around AD 1000.

New CT scans of Inca child mummies show how sacrifice rituals were carefully controlled and continued after death.