saint-vaast-la-hougue, fort de l'ilet. the citadel, as part of the fortifications of vauban group

europe france tourism ancient coast house normandy ocean saintvaastlahougue sea shore stone vauban water historical history rock tower tradition architecture atlantic building citadel fortifications fortress heritage landmark nautical tour unesco old castle defense landscape medieval seascape seashore stronghold wall war hougue travel brick exteriors heroes historic military monument mystic protection