I toured the only remaining German submarine captured by the US during World War II. Take a closer look.

On June 4, 1944, the US Navy captured its first German submarine. Now it's displayed at Chicago's Griffin Museum of Science ...
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See inside a WWII-era U-boat, the only submarine that the US Navy captured intact and towed home

Over eight decades ago, the US Navy made the historic capture of a Nazi U-boat during World War II. A treasure trove of vital German intelligence, the submarine's capture was top-secret. See inside ...