The Atlantic Wall ( German : Atlantikwall ) was an extensive system of coastal fortifications built by Nazi Germany between 1942 and 1945 along the western coast of Europe and Scandinavia as a defense against an anticipated Allied invasion of the mainland continent from Great Britain .
The Atlantic Wall ( German : Atlantikwall ) was an extensive system of Coastal fortifications built by Nazi Germany between 1942 and 1944 along the western coast of Europe as a defense against an anticipated Allied invasion of the mainland continent from Great Britain .