Alcatraz Island 1906 San Francisco earthquake, civilian prisoners were transferred to Alcatraz for safe confinement. On March 21, 1907, Alcatraz was officially designated as the Western U.S. Military Prison, later Pacific Branch, U.S. Disciplinary Barracks, 1915. In 1909 construction began on the huge concrete main cell block, designed by Major Reuben Turner, which remains the island's dominant feature. It was completed in 1912. To accommodate the new cell block, the Citadel, a three-story barracks, was demolished down to the first floor, which was actually below ground level. The building had been constructed in an excavated pit (creating a dry "moat") to enhance
Legends of Alcatraz occurred in the area that Henri Young had murdered Rufus McCain, stabbing him in the neck. Despite former guards and park rangers revealing their paranormal experiences at Alcatraz, officials for Alcatraz have publicly dismissed the reports of ghosts at Alcatraz as nonsense and deny their existence; an official for Alcatraz said in 1994, "These ridiculous ghost stories will stop tourists from visiting. And how can these people say they heard canaries? We don't have any birds in here." Mary Forgione of the "Los Angeles Times" also stated that "The National Park Service, which operates the island as a tourist site,