EGYPT's 25 'Alien coffins' SAQQARA SERAPEUM. Built with STEAM ENGINES, G...

In this video, it is suggested that Heron's steam engine and other inventions were in fact sourced from much earlier books, and that there was an 'Industrial Age' in Egypt in the Predynastic and Old Kingdom. This was a 'Lost Industrial Age'. They were able to work in Granite and other #technologies. They had machine tools. This knowledge was lost by the time of the New Kingdom however.