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

Archaeologists have discovered what they think are ruins of an Aztec pyramid razed by vengeful Spanish conquerors in what is now one of Mexico City's most crime-ridden districts.

Teotihuacan was a thriving urban center and religious site of the warlike Aztec Empire, but the Aztecs were not its first inhabitants. The Aztecs (or Mexica) spread from their original home, the ...

It took a 7.1 magnitude earthquake to unveil one of the pyramid’s oldest secrets: an ancient shrine buried about six-and-a-half feet below Tláloc’s main temple Melitón Tapia / INAH The ...

MEXICO CITY -- It was an archaeological adventure: a 12-day family trip to Mayan and Aztec pyramid cities, from Mexico City to the Yucatan jungle. Our timeline spanned from the ancient city of ...

The 150 feet high Pyramid of the Moon was built in successive phases and construction completed between 200 and 250 CE. The nearby Pyramid of the Sun is even higher at 216 feet.

History buffs can learn forgotten secrets of Aztec society in the new two-hour special Lost Pyramids of the Aztecs, premiering tonight, June 28, at 8 p.m. ET/PT on Science Channel. You can also ...