A Spanish Engineer Claims to Have Solved the Great Mystery of How the Great Pyramid of Egypt Was Built.

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Spanish engineer Vicente Roig claims to have found a possible explanation for the great mystery of how the Great Pyramid of Giza was built. His hypothesis, published in the scientific journal NPJ Heritage Science, proposes a system of "multiple ramps and integrated edges" that would have allowed the enormous stone blocks to be raised without the need to build the gigantic exterior ramps suggested by other theories. Read more