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Hitler's Megafortresses
Nazi Megastructures: Battle Ready
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Production Companies (1)
Distributors (1)
Other Companies (15)
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Production Companies
Darlow Smithson Productions
(produced for PBS & National Geographic Channel)
Distributors
National Geographic Channel
(Netherlands, 2019)
(TV)
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AP Archives
(stock footage)
Agentur Karl Höffkes
(stock footage)
Associazione Culturale Bunker Soratte
(special thanks)
Associazione Linea Gustav
(special thanks)
Bundesarchiv
(stock footage)
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