Science Channel - Big Bigger Biggest: Most Secure Prison (2011)

This episode reveals the engineering breakthroughs behind one of the world's most secure prisons. Holding over 1400 of America's most dangerous prisoners North Branch Correctional Institution is claimed to be the most advanced prison in the US. Over two thirds of the men at the prison have killed and most dream of escape. They are locked up in cells able to withstand bomb blasts and the prison is brimming with technology designed to keep them secure and safe from each other.