A secret prison is a place where people are held captive, and its location or existence is kept hidden from the public and sometimes even government authorities. Full definition
Classified files reviewed by committee investigators reveal internal divisions over the interrogation program, officials said, including one case in which CIA employees left the agency's secret prison in Thailand after becoming disturbed by the brutal measures being employed there. (washingtonpost.com)
It's one big mission, set in a sprawling secret prison base called» ˜Camp Omega». (gamewatcher.com)
GROUND ZEROES centers on Big Boss — legendary hero and mercenary — as he infiltrates a sprawling secret prison base called «Camp Omega» in Cuba on a rescue mission. (metalgearinformer.com)