Archeologists have discovered a 4,500-year-old ramp in Egypt that might have been used to build the Great Pyramid and others. Experts have long wondered and hypothesized how ancient Egyptians ...

Some Egyptologists believe it took 10 years just to build the ramp that leads from the Nile valley floor to the pyramid, and 20 years to construct the pyramid itself. On average, the over two ...

then you need a ramp of such enormous proportions to get to the top of the Great Pyramid that it would be a greater engineering feat than [building] the pyramid itself." The process of planning ...