Overview: Archaeologist Francis Pryor explores the secret sites and the hidden network of WWII bunkers that riddle Britain and meets the men who built and manned these vast fortifications.
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First Air Date: Feb 27, 2006Last Air date: Mar 13, 2006Season: 1 SeasonEpisode: 3 EpisodeRuntime: 60 minutesQuality: HDIMDb: 0.00 / 10 by 0 usersPopularity: 3.832Language: English