英文關鍵字
aerial
aeroplane
air
aircraft
airline
airliner
airplane
airport
atmosphere
attractions
aviation
background
blue
business
cloud
clouds
commercial
engine
famous
flight
fly
flying
garden
high
holiday
horizon
jet
journey
land
landing
look
magical
passenger
plane
portugal
power
quinta
regaleira
sintra
sky
space
speed
sun
sunset
technology
tourism
tourists
transport
transportation
travel
trip
turbine
vacation
vehicle
view
visited
white
window
wing
wings