Louisiana State Penitentiary

The Louisiana State Penitentiary is a maximum-security prison farm in Louisiana operated by the Louisiana Department of Public Safety & Corrections. It is named "Angola" after the former plantation that occupied this territory. The plantation was named for the African country that was the origin of many slaves brought to Louisiana.Angola is the largest maximum-security prison in the United States with 6,300 prisoners and 1,800 staff, including corrections officers, janitors, maintenance, and wardens.

Source: Wikipedia