A profile of San Quentin State Prison in California; one of the most famous, most notorious penitentiaries in the world.
Inside the maximum security prison inmates call 'the end of the world.'
LA County Jail is a system that is overcrowded, tough on gangs, and struggling with an increase in racial violence.
Half of Chicago's Stateville Correctional Center's inmates are imprisoned for murder.
Oklahoma inmates tell their own remarkable stories.
We don't have an overview translated in English.
We don't have an overview translated in English.
Miami's prison system.
California's Kern Valley State Prison opens its doors in 2005.
The Corcoran State Prison, located in an isolated valley, is one of California's largest maximum-security institutions.
One of the most violent and volatile penitentiaries in the nation.
Inside the maximum security facility in Eastern Iowa.
Behind the walls of Kentucky's only maximum security prison.
Revealing of how these women deal with relationships and struggles.
Inside the largest maximum security facility in Salt Lake City. A "jail within a prison" protects some inmates from others.
See how the once-infamous Rikers Island jail has reinvented itself.
Inmates of California's Valley State Prison for Women try rehabilitation.
Riverbend Maximum Security Prison inmates tell their stories.
