Alcatraz Island the hands of Confederate sympathizers. Alcatraz, built as a "heavily fortified military site on the West Coast", formed a "triangle of defense" along with Fort Point and Lime Point, and ensured security to the bay. The island was also the site of the first operational lighthouse on the West Coast of the United States. Alcatraz never fired its guns offensively, though during the war it was used to imprison Confederate sympathizers and privateers on the west coast. Because of its isolation from the outside by the cold, strong, hazardous currents of the waters of San Francisco Bay, Alcatraz was used
Alcatraz Island in popular culture Alcatraz Island in popular culture Alcatraz Island has appeared many times in popular culture. Its appeal as a picturesque film setting derives from its natural beauty, isolation and its history as a prison (now a museum) from which, officially, no prisoner ever successfully escaped. Most appearances of Alcatraz island in popular culture are related to its former status as a federal prison. Both real life and fictional accounts of imprisonment on the island have been popular. One of the best-known of Alcatraz's historic inmates was Robert Franklin Stroud, known as "The Birdman of Alcatraz". His biography was written by Thomas