US Army Aircraft C-53-DO-41-20124 - Credit: Wikimedia Commons
Former United States Army Air Force aircraft serial number 41-20124 is a World War II era fully restored Douglas DC-3, owned by a private party and based at Marathon Key, FL. Civil registered as N763A the aircraft has also been operated by the United States Navy with the designation R4D-3 and serial number 05078. The aircraft has been listed on the National Register of Historic Places since August 1, 1996. Read more on Wikipedia
Source: en.wikipedia.org