Back Cover Text256 BC As the blood of martyred Christians runs through Rome s catacombs, Pope Sixtus entrusts their most sacred object to a devoted follower. Soon after, the Holy Grail disappears into the darkness of time. 1684 While overseeing the evacuation of the English colony of Tangier, Samuel Pepys attempts to retrieve a treasure which has resurfaced after more than a thousand years. Meanwhile, a Jewish merchant is tortured by the Altamanus, a secret group determined to locate the Grail. PRESENT DAYA wreck off the Cornish coast reveals clues to a mystery that marine archaeologist Jack Howard had thought beyond solving. He embarks on an epic quest that takes him to the sunken ruins of the pirate city of Port Royal in Jamaica. But the spectre of the deadly Inquisition dogs his every step, and Jack must face a descent into hell itself if he is to uncover the greatest reward in Christendom.Dive into the thrilling world of David Gibbins: Fascinating... (The) Da Vinci Code of the deep sea Daily Express The diving sequences are marvellous . . . There isn t another thriller hero like Jack Howard and I treasure him For Winter Nights What do you get if you cross Indiana Jones with Dan Brown? Answer: David Gibbins MirrorUK Ł14.99ISBN: 9781472230225Also available as an ebookwww.headline.co.ukwww.davidgibbins.com(facebook logo) /DavidGibbinsAuthor(twitter logo) @GibbinsDavidCover credit...Author photograph © Ann Verrinder Gibbins