Ouvrage Saint-Gobain is a work of the Maginot Line's Alpine extension, the Alpine Line. The ouvrage consists of one entry block, one infantry block, one artillery block, one observation block and one combination block. Located in Modane, France, it is just across the valley of the Arc from Ouvrage Saint-Antoine and somewhat to the east of Ouvrage Sapey.
Source: Wikipedia.org
Copyright: Creative Commons 3.0
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Address: Rhône-Alpes, France
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