A photograph of a map titled "Valee de la Retourne" showing the location of various military activities during World War One. The map includes symbols indicating the construction of new facilities, the presence of a train station, and the location of a large ammunition depot.

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Size: 9177px × 6297px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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