Paranormal Experience at Kelvedon Hatch Secret Nuclear Bunker - £45 per person, Kelvedon Hatch Secret Nuclear Bunker, Brentwood, 6 May to 7 May
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Entrance to Kelvedon Hatch Secret Nuclear Bunker, Essex, England.; 31 May 2007 (original upload date); Transferred from en.pedia to Commons by Oxyman using CommonsHelper.; Genesisman26 at English pedia Stock Photo - Alamy
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