英文關鍵字
albert
arch
architecture
bricks
bridge
building
built
castle
church
city
cityscape
clouds
covered
cultures
dome
einstein
europe
exterior
famous
germans
history
houses
italy
made
man
medieval
old
outdoors
pavia
period
place
quiet
reflection
renaissance
river
roman
scene
sky
skyline
structure
sun
ticino
tourists
town
traffic
transport
travel
urban
villages
water