Fermanville Battery La Judée by , ORION 9 See on map German battery of 4 R669 casemates for 105 mm K331(f) guns. Purpose: to protect the harbor at Cherbourg. German battery of 4 R669 casemates for 105 mm K331(f) guns. Purpose: to protect the harbor at Cherbourg. Read Route Tags : bunker blockhaus murdelatlantique atlanticwall widerstandsnest fermanville normandie manche