Heliopolis Heliopolis was the name of a metropolitan simulacrum devised as a training tool for urban planning at the NoUn School of Architecture in Egypt in the 3rd century BC. Heliopolis Heliopolis was created by an insurgent priest (whose name has been lost) as a tool to train students in the design of a revolutionary city meant to surpass the ancient city of Heliopolis. This in spite of the fact... see more