Italian researchers using satellite radar technology propose huge subterranean features beneath Giza's Khafre's Pyramid, ...
Archaeologists Discover Structure Beneath Pyramids That Challenges Existing Construction Theories ...
Radar engineer Filippo Biondi claims he found signs of a Sphinx located beneath the Pyramids of Giza, hinting at a sprawling "megastructure" underneath. The Pyramids of Giza might only be the tip of ...