In 2008, a team using ground-penetrating radar discovered a vast underground grid beneath the Hawara pyramid—possibly the Labyrinth of Herodotus. The scan revealed chambers, granite walls, and ...

New scans of the Pyramid of Menkaure at Giza have revealed two hidden chambers tucked behind its eastern face, air-filled voids that appear to trace the line of a long-suspected secondary entrance.

Too soon to say if they may indicate undiscovered secret chambers, experts say. — -- While the discovery of "thermal anomalies" at Egypt's Giza pyramids by an international group of scientists ...

Egypt’s Pyramids of Giza were built to endure an eternity, but how remains one of the ancient world’s greatest mysteries.

Researchers explore a tunnel in Teotihuacan last accessed 1,800 years ago. April 28, 2013— -- Mexican archeologists discovered three previously unknown chambers under a pyramid in Teotihuacan, an ...

CAIRO (AP) -- Travelers to Egypt will soon be able to explore the inner chambers of the 4,500-year-old "bent" pyramid, known for its oddly shaped profile, and other nearby ancient tombs. The increased ...