Archaeologists have discovered the ruins of an 800-year-old Aztec pyramid in the heart of Mexico City that could show the ancient city is at least a century older than previously thought.

On the edge of Mexico City's famed Zócalo plaza, next to the ruins of the Aztec sacred pyramid known as the Templo ... introduced a new version of Mexica history, asserting that his people ...

Mention an ancient city of pyramids shrouded in mystery ... Teotihuacan was a thriving urban center and religious site of the warlike Aztec Empire, but the Aztecs were not its first inhabitants.

Centuries-old codices from what is now Mexico hold a wealth of knowledge about the Aztecs in their native ... Mexico's ...