The unauthorized guide to the facts behind the fiction of Dan Brown's 'The Da Vinci Code'. How much of the novel is true and what is fictional distortion? The A-Z format of this book reveals some stranger-than-fiction truths to questions such as the Golden Ratio, which was once believed to reveal the hand of God; the secret society known as the Priory of Sion; the latest theories about the true nature of the Holy Grail, and the meaning of the riddles hidden in the characters' names. Paperback, pp160 + 8 colour plates.