Readers lucky enough to travel on the upper deck of the Boeing 747 will know how the boarding ... primarily as an emergency exit, as a slide in the door's mechanism means that this safety feature ...

These early aircraft from Ford, Fokker and de Havilland, and then Douglas and Boeing, usually had a door ... upper deck, and eight on the lower deck. The designers had to make sure that the slide ...

So now more than ever, flying in the upper deck of a 747 is on many travelers’ dream itineraries. One of the few airlines that still flies 747s is Lufthansa. The German airline has eight 747 ...