Tucked away in the far corner of woods, hidden hundreds of feet underground and filled with subterranean corridors and rooms that serve as an eerie reminder of past tensions - the UK is home to a string of little-known nuclear bunkers.
They were built at a time when there was very real fear of a nuclear war, with some constructed entirely in secret.
During the Cold War Britain was an ally to the United States, who were at war with the Soviet Union, and needed its own nuclear deterrent, the Manchester Evening News reports.