This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Fort de Fermont and its museum Ouvrage Fermont Cloche AM mle AC cannon and twin machine gun pic. Fort de Fermont and its museum Ouvrage Fermont Cloche AM mle AC cannon and twin machine gun own AlfvanBeem CCzero Muse de l'ouvrage de Fermont Cloche d'arme mixte modle Military related photographs by Alf van Beem