Do you want to know a secret? A secret that no one else has ever seen, about one of the greatest unsolved mysteries of our time, not to mention history, that is actually real? This book will show you. Though this is the very first book written by this author, it includes things that can not be found in any of his other works on this subject. When this book was first written, he was new to being an author, though he ran a blog on this subject for many years prior. This is the second edition of this title and It's all about a mysterious map. A map created by a serial killer, that once unlocked, reveals the marked locations of bombs, murders, and mystery. It all started in San Francisco in the summer of 1969, when a butcher calling himself "The Zodiac", mailed this map along with a series of codes to police and newspapers. In the decades that followed, FBI, NSA, CIA, every intelligence agency in the country, code breakers around the globe, millions of dollars, and untold man-hours and have all went into trying to solve the mystery of these codes and map. All to no avail, until now. The key to it all, lie hidden in a simple sketch the killer had created. A blueprint he claimed to be a bomb but wasn't a depiction of a bomb at all. In reality, it was one of the keys to the map. A key meant to be overlaid, exposing a section of highway marked by a string of bombs. This was not the only key to the map. There are more. Do you want to know the secret to the Zodiac Map? The secret of the Zodiac Killer Enigma? You may also be interested in the second book in this series, "The Zodiac Atlas". These editions feature full-color images.