Retronaut hosts a huge stock of photographs and, among others, this fine set of pictures of "Cold War City", an underground city build in England in case of a nuclear war.

“In Wiltshire, England, 120ft below the surface, lies Burlington, aka Cold War City – the 35 acre subterranean complex built in the 1950s to house the Conservative prime minister Harold Macmillan’s cabinet and 4,000 civil servants in the event of a Soviet nuclear attack."

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