Alcatraz Federal Penitentiary

United States Penitentiary, Alcatraz Island, also known simply as Alcatraz or The Rock, was a maximum security federal prison on Alcatraz Island, 1.25 miles off the coast of San... Wikipedia

• Location:  San Francisco Bay, California, U.S.
• Status:  Closed (now a museum)
• Security class:  Maximum
• Capacity:  312
• Opened:  August 11, 1934
• Closed:  March 21, 1963
• Managed by:  Federal Bureau of Prisons, Department of Justice
• Director:  Wardens James A. Johnston (1934–1948), Edwin B. Swope (1948–1955), Paul J. Madigan (1955–1961), Olin G. Blackwell (1961–1963)
• Data source:  DuckDuckGo