Head of a priest, Ptolemaic Period, found at Alexandria east harbor, Egypt (© Franck Goddio/Hilti Foundation, photo by Christoph Gerigk)
Artifacts from a long-lost underwater city are going on view in Paris this September. Osiris, Sunken Mysteries of Egypt at the Institut du Monde Arabe debuts the discoveries at Thonis-Heracleion and Canopus in Aboukir Bay, both ancient Egyptian cities once only known through the written record.