DC-3 LufthansaDouglas DC 3 Lufthansa airplane model. The Douglas DC 3, a beloved aircraft by both travelers and aviation enthusiasts worldwide, has been continuously in service for 55 years as of 1991. Its impressive safety record has earned it a legendary status. In the late 1930s, DC 3s played a crucial role in establishing reliable air routes in the United States, leading to a 600% increase in national passenger mileage. This growth was largely thanks to the