Book excerpt: Now a Peacock Original TV series Secret societies. Forgotten history. Conspiracies. Now you can unlock the mysteries of Dan Brown’s The Lost Symbol with this definitive and bestselling guide to the facts behind the fiction featuring Harvard symbologist Robert Langdon—from Simon Cox, author of Cracking the Da Vinci Code and Illuminating Angels and Demons. Dan Brown’s thrilling novel The Lost Symbol again features Harvard symbologist Robert Langdon, this time in the US racing to uncover clues and crack codes involving secrets that are perpetuated to this day. But how much of the novel is true and what is pure fiction? Simon Cox, bestselling Dan Brown expert offers this definitive guide to all the mysteries featured in The Lost Symbol. Based on extensive research, this A-to-Z guide lists the real people, organizations, and themes featured in Dan Brown’s novel, explains their histories and their meanings, reproduces and analyzes the symbols themselves, and provides insider knowledge gleaned from years of exhaustive study. From the monuments of Washington, DC, to the secrets of Salt Lake City and the hidden enclaves in Langley, Virginia, Cox knows where the facts are hidden about the Freemasons, Albert Pike, the Rosicrucians, the Founding Fathers, and more. This is the only resource you’ll need to understand and enjoy the fascinating and mysterious world of The Lost Symbol.