Alexandria: The Sunken City (opens in new tab)

The Egyptian city of Alexandria was one of the greatest cities of the ancient Mediterranean world. Founded by Alexander the Great himself in 323BC, the metropolis was nurtured by his successors in Egypt, the Ptolemies, and flourished throughout the Late Hellenistic and Roman Imperial periods. Its famed lighthouse was one of the Seven Wonders of the Ancient World, and the lost tombs of Alexander and even Cleopatra are believed to be there. The legacy endures to this day, but a significant port...