The Inca Empire rose to dominate vast regions of South America, building roads, cities, and systems across harsh terrain.

The Inca Empire became the largest civilization in the Americas, stretching across vast and dangerous mountain terrain. Without writing or iron tools, they built an advanced system of roads, cities, ...

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 ...

Obsessed with a treasure city, conquistador Francisco Pizarro captured the Inca emperor Atahualpa. To spare his life, the emperor offered up the largest cache of gold the Spanish ever acquired in the ...