It is so perfectly aligned in fact, that if one were to strike out from its eastern face and trace a path north, one would reach True North at a point not farther than roughly 3’6” off center (Schoch/McNally). The last of the Great Wonders of the World, the great pyramid of Cheops at Giza, is built along an ancient prime meridian that miraculously is even more precise than our own modern achievement in Greenwich observatory today. Abblett – Reevaluating the Legacy of Egyptian AstronomyĮNG 102 Reevaluating the Legacy of Egyptian Astronomy