The rest of this article is behind a paywall. Please sign in or subscribe to access the full content. While today we use the term Inca to refer to all people who were ruled under the empire – from ...

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 ...

The Inca Empire became the largest civilization in the Americas before the arrival of Europeans. From their capital at Cusco, the Inca built an extraordinary network of roads, cities, and agricultural ...

In the fifteenth and sixteenth centuries, the Inca Empire was the largest South America had ever known. Centered in Peru, it stretched across the Andes’ mountain tops and down to the shoreline, ...

Operations in the ancient Incan world would sometimes involve scraping and drilling holes in the skull, a surgery researchers now know was so refined in ancient Peru that survival rates during the ...

What remains of the Inca legacy is limited, as the conquistadors plundered what they could of Inca treasures and in so doing, dismantled the many structures painstakingly built by Inca craftsmen to ...

The growth of the Inca Empire can only be described as meteoric. Though precise dates for its beginnings remain elusive, the realm known to the Inca as Tahuantinsuyu, or "The Four Parts Together," ...

According to The Metropolitan Museum of Art, which has the statue in its collection, the llama stands about 2 inches (5.1 ...

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 ...