In the sky - Scandinavian Airlines (SAS) McDonnell Douglas MD-81 airplane after take off from Zurich-Kloten International Airport. First flight on April 7, 1991, On December 8, 2014 sold to Delta Airways......#airplane #flugzeug #travel #flight #reise #flug #sky #himmel #clouds #wolken #zurich #sas #delta #airways #documentary #