Did Hannibal carelessly squander the power of Carthage? Where exactly did the 23-year-old general cross the Alps with his war elephants? How was Hannibal able to inflict on the Romans the greatest defeat of their history? Ships discovered on the bottom of the Mediterranean show evidence of the outstanding abilities of Carthaginian seamen; archaeological excavations offer data for a lavish computer animation of the most remarkable dockyards in the ancient world. From the ruins of the once magnificent North African metropolis, researchers reconstruct the ancient city's unique atmosphere: the teeming mix of races, the splendour of its buildings and the terror of its ominous cults.