These interviews are from our mini-documentary "D-Day by Land, Sea, and Air," where we spoke to Veterans who served in each of those aspects on Operation Overlord 80 years ago. Watch the whole thing on our YouTube. Some more facts about the equipment used in the invasion of Normandy: -The Allies had to build two portable, temporary harbors to facilitate the offloading of equipment on the beaches. -The Brits laid PLUTO (Pipes Under the Ocean) along the bottom of the English Channel to help ensure

Operation Overlord