The Templar Legacy, written by Steve Berry, is a historical conspiracy mystery book that combines elements of the present and the past. The story follows Cotton Malone, a former government agent turned rare book dealer, as he embarks on a quest to uncover the secrets of the Knights Templar. Malone's journey takes him across Europe, where he encounters dangerous adversaries and hidden clues. The Templar Legacy is a captivating blend of history, conspiracy, and adventure.