German WWII Type XXI Submarine Walkthrough & Tour - The Wilhelm Bauer/U2540
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Type XXI - Guide 408
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German Type XXI Submarine Tested by British Engineers | Fatal Flaws Revealed
German U‑Boat Ace Tests Type XXI for 8 Hours - Then Realizes Why America Had Already Won
Type XXI Elektroboot - The Electric U-Boat
Submarines Size Comparison
What Happened to the Type XXI U-Boat After WWII? | The Submarine That Changed Naval Warfare Forever
Type XXI U-boat Brief - #45
Silent Hunter III - Type XXI Career || Patrol 1 Pt.1 - The Hunter
History Only: Type XXI Submarines
The Nazi Submarines That Could Cross the Globe Without Surfacing
Type XXI U-Boat: Modular Construction and the Bottlenecks
Hitler's Secret Submarine – The U-Boat XXI That Was 20 Years Ahead of Its Time
British Scientists Examined Type XXI Silent-Running Motors — and Realized Why They Were Untouchable
The Silent Predator: How the Type XXI Changed Submarines Forever
Das Walter U-Boot / Typ XXI / Wunderwaffen ???
Life Inside a WWII Type IXC Submarine (Cross Section)
Type XXI Uboat in North Sea
Type-XXI Submarines
