the Red Carpet Room on United Airlines, the Penthouse Lounge on TWA, and the International Lounge on Braniff. There was even, famously, a piano bar on some aircraft. Pan Am helped launch the 747 ...

Only a few of the greatest purchasers of the Boeing 747 were US airlines, and some still have them in service.

Passengers on a United Airlines flight from Houston to New York were evacuated before takeoff on Sunday due to engine issues.