Trump has voiced plans to reopen and enlarge the notorious prison, Alcatraz. Will it actually happen? Here's what to know.

President Trump directs reopening of Alcatraz to house most dangerous criminals. The place once known as 'The Rock' could ...

Alcatraz, a notorious former prison on an island in San Francisco Bay, once housed some famous gangsters like Al Capone and ...

The prison -- infamously inescapable due to the strong ocean currents and cold Pacific waters that surround it -- was known ...