Recent research proposes that the pyramids were built using a hidden internal ramp system.
A new computational study suggests the Great Pyramid of Giza was built using a sophisticated "Integrated Edge-Ramp" (IER) system, potentially solving a 4,500-year-old architectural enigma. This model ...
A new Great Pyramid theory suggests ancient Egyptians used integrated edge ramps built into the structure itself.
Archaeologists Discover Structure Beneath Pyramids That Challenges Existing Construction Theories ...