英文關鍵字
and
architecture
building
castelo
castle
environment
europe
exterior
famous
forest
fortress
garden
gothic
green
heritage
hill
hilltop
historic
historical
history
landmark
lisbon
medieval
mountain
museum
national
nature
old
one
palace
palacio
pena
portugal
royal
seven
sintra
site
sky
the
tower
travel
trees
unesco
video
view
wonders
world