Eric King served almost two years at the federal super-maximum security prison ADX Florence in Colorado.

The U.S. Penitentiary Administrative Maximum Facility, also known as the ADX or "Supermax," in Florence, Colo. (Jason Connolly / AFP - Getty Images file) A federal judge has denied a legal attempt, ...

Eric King served almost two years at the federal super-maximum security prison ADX Florence in Colorado. ADX is often ...

Two convicted killers spared from execution by President Biden are now instead locked up inside America’s most notorious prison, the Justice Department told The Post Saturday. The inmates were ...

The federal prison is supposed to be one of the most secure facilities in the country. 'Alcatraz Of The Rockies:' Life Inside ADX What do we do with the worst of the worst, after they’re sentenced for ...

The investigative minds at How to Survive explore ADX Supermax prison, its dangerous inmates, and survival strategies.

FIRST ON FOX — Eight federal inmates — once on death row for murders, including the killings of fellow prisoners, gang-related stabbings, and the slayings of two campers — have been transferred to a ...