“The ability to amass 100,000 men to assemble the great pyramid in 2600 B.C. is just not matched anywhere," he says.
Harl, author of the forthcoming book, Empires of the Steppes: How the Steppe Nomads Forged the Modern World, says Egypt's use of labor to undertake architectural projects—such as the pyramids—was unrivaled. “The ability to amass 100,000 men to assemble the great pyramid in 2600 B.C. is just not matched anywhere," he says.