Atop the Great Pyramid and the egyptian obelisks was the BenBen stone, also called the Pyramidion, symbolic of the primordial mound which rose through the waters Nu, like the primordial mound where later was built the city of Atlantis (in the story told by Plato), named for Atlas, who held up the heavens, memorialized by the Atlas mountains and confirmed by the ancient Tamahu of region who worshipped the Magna Mater and her spouse the Heaven Holder. The Great Pyramid’s measure was calculated from the precession rate of the earth’s axis, 72 years/degree, the Atlas of maps by that method, the ancient method and meaning of geometry, earth measure.
