The horrific 1915 earthquake that levelled tiny Manoppello, Italy, brought forth from the local church's rubble one of Christendom's long-lost, but most precious relics: the small cloth that lay on Jesus's face in the tomb. Saint John speaks of it in his Gospel: "When Peter went into the tomb, he saw linen wrappings lying there, and the cloth that had been on Jesus' head, not lying with the linen wrappings but rolled up in a place...