The Douglas DC-3 revolutionized air travel in 1936, then became the C-47 that carried paratroopers into Normandy and earned Eisenhower's designation as one of four weapons that won WWII.
The Douglas DC-3 made commercial aviation profitable for the first time in 1935, defined Allied air transport in WWII, and still flies revenue cargo routes on every inhabited continent today.
The Douglas DC-3 was the first airliner to make commercial aviation profitable on passenger revenue alone - and it's still flying nearly 90 years later.
The Douglas DC-3 transformed commercial aviation in 1936 and went on to serve in WWII, the Berlin Airlift, and Vietnam - with hundreds still flying today.
Six aircraft fundamentally changed what it costs to fly, from the DC-3 that proved airlines could profit to the 787 that opened nonstop routes from mid-size cities.