British Fleet WWII Scapa Flow was again home to the British Navy in WWII. Orkney became a military emcampment with naval ships, coastal defence batteries, airfields and radar sites as the threat of invasion in the early part of the war seemed imminent. Many dramatic operations were launched from here including the sinking of the Bismarck. AA gun Fairey Albacore gunner with shell Inganess Inverlaine Lyness nets observer radar operator Spitfire Swordfish Swordfish HMS Victorious