To Luca, the story of Sicily was like an old movie made modern. From black and white to sepia and then to color, the old man Vito's narration of the island's ancient history kept Luca spellbound. Originally a trip to his parents' homeland, Luca's journey was now one of a deeper history, in which the Roman dominion over the island was converted by invasions of Byzantines, Muslims, Normans, French, Aragonese, Bourbons, and even the forces of...