Frankfurt am Main Airport, known in German as Flughafen Frankfurt am Main or Rhein-Main-Flughafen is a major international airport located in Frankfurt am Main, Germany, 12 km southwest of the city centre. Run by Fraport, it is by far the busiest airport by passenger traffic in Germany, the third busiest in Europe and the ninth busiest worldwide in 2008. It serves the most international destinations in the world and is the busiest airport in Europe by cargo traffic. The southern side of the airport, Rhein-Main Air Base, was a major airlift base for the United States from 1947 until late 2005, when it was acquired by Fraport.