The penal institutions of developed countries usually offer better living conditions and greater inmate safety than those found in undeveloped or authoritarian nations. Though most correctional facilities are intended to incarcerate adult, civilian criminals, prison types exist for military personnel, juveniles, violent psychiatric patients, and political agitators. Five basic prison types exist in the U.S. Other countries feature different methods of categorization. The US Bureau of Prisons is broken into minimum security, low security, medium security, high security, and correctional complexes. Minimum-security institutions are frequently located adjacent to a military base. Prisoners are housed in dorms, and the facility might not even be fenced. Low-security institutions are double-fenced, with more guards per inmate than minimum-security facilities. Prisoners usually live in dorms. Inmates at medium-security prisons in the US are housed in cells; electronic detection systems and a large number of guards are required. The prisoners are…