Tromsø Airport, Skattøra was an airport in Norway that was built on water. It was used as a military air base. It was constructed in 1938 and was used until 1975. During the Second World War, it was used by the German Luftwaffe and they made it the center for their seaplane fleet in the North Atlantic. After the war, it was taken over by the Royal Norwegian Air Force and became a main air station until 1959. It also had civilian traffic from 1946, with airlines like Scandinavian Airlines and Widerøe. The airport closed in 1975 and is no longer in use.