The Zodiac Killer remains one of the most chilling and unsolved mysteries in American history. Operating in the late 1960s and early 1970s, this cryptic killer terrorized the San Francisco Bay Area, leaving behind a series of brutal murders, cryptic letters, and unbreakable ciphers. Despite extensive investigations and countless theories, the true identity of the Zodiac Killer remains unknown. Was he a lone wolf, or part of a larger conspiracy?
