Thousands of men trained clandestinely on weekends in guerilla warfare, sabotage and spying, and were given caches of arms, hidden in underground bunkers in the hills. (bookbrowse.com)
These days, Xapo Vault repository comprises several autonomous servers located in underground bunkers with armed security and biometric access. (coinfox.info)
Rescued from her second Hunger Games at the end of the last movie, she is now hidden away in the massive underground bunker of District 13, the heart of the rebellion against the nefarious Capitol. (theatlantic.com)