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Stone of the Pregnant Woman, an example of ancient high-tech stonework in Hajar al Hibla at Baalbek in Lebanon.

The High-Tech Stonework of the Ancients: Unsolved Mysteries of Master Engineers

There are many stone artifacts from the ancient world made from the hardest stone on the planet such as granite and diorite, which have been cut and shaped with such quality, precision and accuracy...
Pyramids of Egypt - Construction Theory

Engineer Releases New Theory on How Egypt's Pyramids Were Built

A Welsh engineer has unveiled a new theory concerning how the pyramids of Egypt were built, and his hypothesis completely contradicts what mainstream archaeology claims to be true. According to...