At the height of their power, the Knights Templar owned vast swathes of land, commanded fleets, and lent money to Kings. An ancient society of warriors, and one that has inspired so many societies that followed. From the original nine knights, that protected holy pilgrims, their powers expanded across Europe and left enduring mythologies in their wake. Can we unravel fact from the fiction? Did the Knights protect the Holy Grail and Turin Shroud? How were they selected, and what codes did they follow? And even though they were vanquished, are they truly gone?