A military structure identified by the German designation 'FA Unterstand (zerst.)', with 'zerst.' indicating it is destroyed. The coordinates place it in northern France, near the coast and the city of Calais. This region was heavily fortified by Nazi Germany during World War II as part of the Atlantic Wall defenses against an Allied invasion.
The specific function and history of this particular bunker are not detailed in the available sources. Its current state is likely that of a ruin or archaeological remnant, consistent with many abandoned fortifications in the area. The site may be of interest to military historians and urban explorers studying the Atlantic Wall.