The story of Twelve Apostles is the story of early Christianity: its competing versions of Jesus's ministry, its countless schisms, and its ultimate evolution from an obscure Jewish sect to the global faith we know today in all its forms and permutations. In his quest to understand the underpinnings of the world's largest religion, Tom Bissell embarks on a years-long pilgrimage to the apostles' supposed tombs, traveling from Jerusalem and Rome to...