The alignments at Teotihuacan, Giza and the Constellation Orion are very similar. This is suggested that the construction of both pyramids were with the knowledge and assistance of those with astrological and/or celestial knowledge.
theawakenedstate: The Pyramids and the Constellation of OrionAccording to the accepted version of history, the three massive Pyramids on the Giza Plateau in Egypt were built by armies of Hebrew slaves for the glory of the Pharaohs of Egypt. This idea was introduced to the world by the visit to Egypt of the 5th century Greek historian Herodotus. He claimed that the Pyramids were built by teams of 100,000 men over a period of 20 years.