By SCOTT REDFORD; SCOTT REDFORD is resident director of Georgetown University’s McGhee Center for Eastern Mediterranean Studies in Alanya, Turkey. ON their way to the Holy Land, the medieval soldiers, pilgrims, priests and nobles of the Crusades left behind them trails of settlement and plunder and awestruck accounts of the rich empires of the eastern Mediterranean. Although Jerusalem was the ultimate object of their voyaging, over the centuries many Crusader armies carved out principalities far from the Levant proper. Thus…