Glossary of terms
Urban exploration words, phrases and terminology explained.
A horizontal or almost horizontal entrance to a quarry.
A London underground line, opened in 1906 and coloured brown on the tube maps.
Ministry of Defence property, it's situated above Tunnel Quarry and Spring Quarry and consists of mostly office space.
A bunker is a manmade underground structure which is often reinforced to withstand attack.
A code name for the former Emergency Government War Headquarters.
Central Ammunitions Depot Corsham.
Cathedral in terms of underground exploration is a large, cavernous area of Box Quarry.
Command and Control Centre/Corsham Computer Center.
Command Defence Communications Network.
Corsham Depot Inlet Fan/Cilft Drift Intake fan.
A London underground line, opened in 1900 and coloured red on the tube map.
Central Government War Headquarters.
A London underground line, opened in 1884 and coloured yellow on the tube maps.
A suite of secure briefing rooms under Whitehall, used in times of national crisis by various government departments.
The Cold War was an ongoing state of political unrest which lasted from 1947 to 1991 between the Communist World, mainly the Soviet Union and the Western world.
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Defence Communication Services Agency.
A London underground line, opened in 1868 and coloured green on the tube map.
Emergency Government War Headquarters.
The First World War, also known as World War I or WWI and formerly the Great War, began in Europe in 1914 and ended in November 1918.
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- Imber Village
A small farming village requisitioned by the War Department in 1943, the residents were evicted and the village has been hidden from the public on Salisbury Plain ever since.