was totally destroyed during allied landing on d-day june 06 1944

06 62 1944 allied architecture artillery battery bay beach beam broken building bunker cement channel coastline concrete coverage dday destroyed door emplacement english entrance entry flooded formwork france frontal german history invasion june landing nazi neptune normandie omaha operation overlord passageway point puddle remains shore strong strongpoint wall war water widerstandsnest wire wn wn62 wwii