21 January 1970 is the day of the world's first widebody commercial flight when Pan Am flew a Boeing 747 from New York to London Heathrow. Pan Am was the first customer for the Jumbo Jet and played a major role in the emergence of this aircraft type. In total Pan Am operated 65 Boeing 747-100's, -200s and -SPs. The picture shows two Jumbo Jets in different liveries at Frankfurt Rhein/Main Airport, where the airline operated a big hub during many years.Pan Am was a real aviation pioneer. It was founded in 1927 in the Key West as Pan American Airways by Juan Terry Trippe. Pan Am's first activity was flying mail between Key West and Havana. With the arrival of a Fokker F.7 it started a passenger service on the same route in January