They called him Zodiac. He called himself unstoppable. In the late 1960s, California was gripped by fear as a shadowy figure began hunting in the night. Known only as the Zodiac Killer, he terrorized couples, mocked the police with cryptic ciphers, and taunted the public through chilling letters sent to newspapers. Despite decades of investigation, his identity remains one of America's greatest unsolved mysteries. The Zodiac Killer: America's Most Infamous Unsolved Murders is a gripping true crime account that takes you deep into the case: The confirmed murders that shocked California between 1968-1969 The cryptic ciphers and letters that baffled experts and codebreakers The prime suspects who almost fit the profile - but never quite The investigators' struggle, mistakes, and breakthroughs across decades The lasting cultural obsession that keeps Zodiac alive in books, films, and online forums More than fifty years later, Zodiac still speaks - through fear, fascination, and the silence of the unknown. This book is essential for true crime fans, armchair detectives, and anyone fascinated by America's most chilling cold cases.