The second book in a fascinating series by Vatican historian Barbara Frale. The Knights Templar - the most powerful religious-military order of the Middle Ages - almost certainly looked after a mysterious shroud that is now kept in Turin. Worshipped in a relentlessly secret manner and known in its intimate nature only by a handful of the order's officials, the swathe of fabric was kept in the central treasury of the Knights Templar. In an age of doctrinal confusion, the shroud might have represented a powerful antidote against the spread of heresy...