How were the pyramids built? The discovery of a quarry ramp may finally provide a consensus on this debate.

Archaeologists Say They’ve Solved Mystery of How Pyramids were Built After Unearthing 4,500-Year-Old Ramp

Has the riddle of how the ancient Egyptians built the pyramids finally been solved? A multi-national team of experts say yes, after they unearthed an ancient ramp, which they say was used to haul...