aeroplane air-industry aircraft airline airlines airplane airport airport-tarmac airport-terminal angles appearance curved curves door jets light lights loaded loading mobile mobile-loading-platform moveable movement open parked passenger-plane plane sunshine tarmac terminal transport transportation travel traveling travelling vehicles adjustable aerobridge air jetty airbridge aircraft door angle board boarding bridge cab connected connecting connection disconnect disconnected disembark disembarking enclosed extend extendable exterior gate gate attendant gateway height high interior jet bridge jetway loading bridge movable movable connector passenger boarding bridge passenger walkway passengers portal retractable retractable tunnel retracted retracting safety security slope sloping walkway