lost city of heracleion
Lost city of Heracleion gives up its secrets. A lost ancient Egyptian city submerged beneath the sea 1,200 years ago is starting to reveal what life was like in the legendary port of Thonis-Heracleion. Heracleion disappeared beneath the Mediterranean around 1,200 years ago Photo: Franck Goddio/Hilti Foundation, graphic: Yann Bernard. By Richard Gray, Science Correspondent.