Alcatraz Citadel Alcatraz Citadel Alcatraz Citadel, also known as Fort Alcatraz, was the original military defense and prison on Alcatraz Island, off the coast of San Francisco, California, United States. The citadel was built in 1859 as a U.S. Army military defense, and began function as a war camp in 1861 and long-term military prison in 1868. During the American Civil War, the citadel and its batteries provided an important line of defense. The island continued to develop in the 1870s and 1880s, and in 1893, the first hospital on Alcatraz opened. A new upper prison was built in 1904, but after
Alcatraz Island in popular culture a makeshift task force to track down the inmates and prevent them from committing further crimes while also determining the reasons for their return. Alcatraz's isolated and fortified image has meant that it has been used as a location for fictional hostage scenarios in various instances. A number of books were written or co-authored by former Alcatraz prisoners, e.g.: "Island in the Sun", the band's debut single from 1983, makes multiple lyrical references to Alcatraz Island. Alcatraz Island in popular culture Alcatraz Island has appeared many times in popular culture. Its appeal as a picturesque film setting derives from its