Unterseeboot 691 July 22 September 19 Neal Stephenson September 30 schnorkel Kriegsmarine Type VIIC/41 Cryptonomicon ...(Site not responding. Last check: 2007-10-26)
Unterseeboot 691 (U-691) would have been a Type VIIC/41 submarine of the Kriegsmarine, if she had ever been built.
Unterseeboot 110 The first U-110 — World War I World War I Kaiserliche Marine Type IXB submarine Kriegsmarine AG ...(Site not responding. Last check: 2007-10-26)
Unterseeboot 20 (U-20) has been the designation of two submarines of the German Navy.
Satellite view of the Black Sea, taken by NASA MODIS Cities of the Black Sea The Black Sea (known as the Euxine Sea in antiquity) is an inland sea between southeastern Europe and Asia Minor.
Looks like a User Interface experiment with some digital cameras and phones.
But I prefer to think of it as U19 - Unterseeboot19, built at the Kaiserliche Werft in Danzig and was surrendered to the British Navy on the 11th November 1918.
This is how the crew would have amused themselves in the final moments of freedom as the Jolly Jack Tars towed them back to Blighty - if they had digital in those days...