September 1943. Hidden in Norway’s Altenfjord, the battleship Tirpitz—sister to Bismarck—threatens Allied sea lanes. Enter Operation Source: a high-risk plan to tow six Royal Navy X-craft mini-subs ...
Captain Oscar John Lohr stands tense by the small radio station aboard his merchant ship, ears straining for the faintest ...
German divers searching the Baltic Sea for discarded fishing nets have stumbled upon a rare Enigma cipher machine used by the Nazi military during World War Two which they believe was thrown overboard ...