MEXICO CITY (AP) – Archaeologists have discovered what may be the original structure built at the pyramid of Kukulkan at the Mayan ruins of Chichen Itza, experts said Wednesday. Last year, ...

What do a Russian nesting doll and a Mayan pyramid have in common? Archaeologists have confirmed that the iconic Pyramid of El Castillo in eastern Mexico is actually a pyramid within a pyramid within ...

Scientists have found a second pyramid hidden deep within the Kukulkan pyramid at the Mayan ruins of Chichen Itza in Mexico. Researchers announced the discovery Wednesday of a pyramid 10 meters tall ...

MEXICO CITY – Mexican experts have discovered that the main pyramid at Mexico's Mayan ruins of Chichen Itza was at least partially built atop a subterranean river. Experts from Mexico's National ...