Alcatraz island barred window prison bar security the rock San Francisco

Location: Alcatraz Island. California. US.
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Detail of one of the barred windows of the Alcatraz prison.

Thirty six prisoners were officially involved in various attempts. Two inmates actually successfully made it off the island but were quickly captured. Seven inmates were shot and killed trying to escape. Two drowned and five inmates have been unaccounted for presumed drowned.

The most famous escape was that of Frank Morris and the Anglin Brothers. All three were successful in swimming off Alcatraz, but all three are believed to have drowned...

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