It's one of those images that get seared into the back of your brain, even if you have never been to Egypt: a triangle of limestone and history piercing the infinite blue sky. The Great Pyramid of Giza.
As it turns, it is the largest building on the earth, and had been for no less than 4000 years. And for just as long, it has confused, dazzled, and taunted anyone who tried to answer the simplest, most frustrating question: how?
How do you move six million tons of stone without engines, cranes, or steel? How do you lift blocks the size of small cars hundreds of feet into the air, one after another, so precisely that today, not even a sheet of paper can slide between them? How do you build a wonder of the ancient world without the modern world?
We tend to romanticize the mystery. We like the idea that maybe it was aliens, or that some secret technology was lost to time. We imagine hooded priests chanting spells, forgotten supercivilizations, hidden knowledge.
The real story, however, is something far more astonishing-and far more human. It's a story of cleverness over brute force, of tiny mechanical insights that unlocked enormous possibilities