Drain the Oceans
Maritime mysteries—old and new—come to life in this series, combining scientific data and digital re-creations to reveal shipwrecks, treasures, and sunken cities on the bottom of lakes, seas and oceans around the world.
3. Killer U-Boats
6.5Jun 17, 2019 · 47 min
Draining the oceans reveals the story of the U-Boats as they took on the Royal Navy, sinking 12 million tons of ships and nearly winning the war.