Ключевые слова: 747, 747400, 747422, aeronautics, aeroplane, aerospace, air travel, aircraft, airline, airliner, airlines, airplane, airport, airways, aviation, boeing, boeing 747, commercial aircraft, commercial airline, commercial aviation, destination, flying, four engines, industry, international airline, international flight, international travel, jet, jumbo, jumbo jet, n197ua, plane, transport, transportation, travel, united, united airlines, vacation,