For as long as man has worshipped a god, there have been forgers, crafty hucksters who seize on a believer's desire to possess material proof of the divine. In Jerusalem, it is a bountiful trade. The old adage is that if all the splinters of the True Cross were gathered from across Christendom, it would yield a wooden crucifix the size of a Manhattan skyscraper. Even back in the Middle Ages, pilgrims visiting Jerusalem told of hawkers who sold counterfeit bones and relics of saints. But indisputable historical evidence that Jesus Christ, or any of the other Biblical prophets, truly...