Alcatraz was once known as the most menacing prison on the face of the planet. Escaping from it was deemed impossible. At least 36 inmates had attempted to escape in the past but none had ever survived. That all changed one day in June 1962. A group of three men plunged into the tumultuous waters of the San Francisco Bay on their route to escape “The Rock”. Their fates were unknown until the police received a mysterious letter in January 2018 that changed everything and forced the FBI to re-open their investigation. Read on to learn more about the amazing real-life great escape from Alcatraz and what really happened to those that managed to escape.