The Holy Grail: it conjures images of a rich and fantastic world full of magnificent adventures and perilous quests by gallant knights. It whispers of strange mysteries and fabled conspiracies staged by Templars, Cathars, Nazis, and innumerable secret societies. Was it the Cup used by Christ at the Last Supper, or something else? Is there any truth to the wonders and marvels bards and poets associated with it? After years of being co-opted...