英文關鍵字
porto
portugal
river
history
dom
luis
old
unesco
architecture
portuguese
sunset
metal
timelapse
time
lapse
shadow
cityscape
aerial
above
roof
rooftop
waterfront
historical
urban
oporto
douro
europe
arch
gate
view
touristic
golden
blakc
white
landscape
top
skyline
panorama
monochrome
black
port
wine
ship
blue
spain
road
engineering
traffic
bridge