San Francisco Bay is the artificial and flat Treasure Island, site of the 1939 Golden Gate International Exposition. From the Second World War until the 1990s, both islands served as military bases and are now being redeveloped. Isolated in the center of the Bay is Alcatraz, the site of the famous federal penitentiary. The federal prison on Alcatraz Island no longer functions, but the complex is a popular tourist site. Despite its name, Mare Island in the northern part of the bay is a peninsula rather than an island. San Francisco Bay is thought to represent a down-warping of the Earth's crust between
Experiment Alcatraz Experiment Alcatraz Experiment Alcatraz is a 1950 American crime film directed by Edward L. Cahn and written by Orville H. Hampton. The film stars John Howard, Joan Dixon, Walter Kingsford and Robert Shayne. The film was released on November 21, 1950, by RKO Pictures. A number of Alcatraz prisoners have volunteered to take an experimental serum that could cure a fatal blood disease, promised a parole if they take part. During the experiments, notorious racketeer Barry Morgan steals one of lieutenant nurse Joan McKenna's scissors and stabs convict Eddie Ganz to death, then escapes. The medical tests are abandoned, the