Alcatraz Island is an island located near San Francisco. It is offen called as The Rock. It was discovered by Spanish explorer Juan Manuel de Ayala, in 1775. Alcatraz Island offers a look at the first lighthouse and US built fort on the West Coast. It was used as a federal penitentiary from 1934 to 1963, a total of 29 years, and which was considered to be impossible to escape. Alcatraz did house a few well-known prisoners. These included Al Capone, George “Machine Gun” Kelly and Arthur “Doc” Barker. The 1,576 prisoners were housed in the prison over the years.
credit: whimsical truth