Alcatraz Federal Penitentiary and the island became a prison of the Federal Bureau of Prisons in August 1934 after the buildings were modernized to meet the requirements of a top-notch security prison. Given this high security and the location of Alcatraz in the cold waters and strong currents of San Francisco Bay, the prison operators believed Alcatraz to be escape-proof and America's strongest prison. Alcatraz was designed to hold prisoners who continuously caused trouble at other federal prisons. One of the world's most notorious and best known prisons over the years, Alcatraz housed some 1,576 of America's most ruthless criminals including Al Capone,
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