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Dora 1 is a former German submarine base and bunker built during World War II in Trondheim, Norway. Trondheim was traditionally referred to as ''Drontheim'' in German, and the name ''DORA'' is the letter "D" in the German phonetic alphabet. == History == 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Dora 1」の詳細全文を読む スポンサード リンク
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