Claim: San Francisco is the location of Alcatraz Federal Penitentiary on Alcatraz Island.
Evidence: A popular tourist destination , San Francisco is known for its cool summers , fog , steep rolling hills , eclectic mix of architecture , and landmarks , including the Golden Gate Bridge , cable cars , the former Alcatraz Federal Penitentiary , Fisherman 's Wharf , and its Chinatown district.
The Alcatraz Federal Penitentiary or United States Penitentiary , Alcatraz Island -LRB- often just referred to as Alcatraz -RRB- was a maximum high-security federal prison on Alcatraz Island , 1.25 mi off the coast of San Francisco , California , which operated from 1934 to 1963.