U-Boat Bases and Bunkers: Bremen: The Valentin U-Boat Bunker was never completed due to intense raids conducted by the Allies after learning that the focus of this facility was to be dedicated to constructing the Type XXI U-Boat. Work was halted on 7 April 1945 at which point the bunker was around 90 percent complete.
Charles McCain is a Washington DC based freelance journalist and novelist. He is the author of "An Honorable German," a World War Two naval epic. You can read more of his work on his website: http://charlesmccain.com/ View all posts by Charles McCain