Alcatraz is one of the world’s most famous prisons and for good reason. In the years that its doors were open, it housed the most dangerous and hardened criminals. You may know some of its most notorious inmates like Al Capone, Machine Gun Kelly, The Birdman, Doc Barker and others. What made Alcatraz truly memorable is that it was believed to be a fortress, completely inescapable. That’s what they though until 3 inmates made an escape and were subsequently, never found. Explore all that Alcatraz has to offer; its history is rich and alluring.