Royston Cave-Used by Saints or Sinners? puts Royston's unique cave, so remarkably engraved with religious figures, pagan and Masonic symbols, into its historical context. It explores similarities between carvings and graffiti found in Hertfordshire, Cambridgeshire and elsewhere in Britain and Europe. This fascinating book explains the historical influences of the Order of the Knights Templar and their rival crusading order, The Knights Hospitallers, who later inherited most their estates. It shows how the cave's structure bears comparison with the Church of The Holy Sepulchre in Jerusalem, which was at the heart of the Templar's world. Its original research provides a wealth of information on: · The formation of the Templars· The history and enigma of Royston cave· Their commercial enterprises and banking system· Their cult and esoteric knowledge and their eventual downfall· Mediaeval carvings and symbols This book will be relevant for Historians, Archaeologists or those wishing to explore the cave and the many other exciting historic and Templar sites throughout Europe.