英文關鍵字
tree
fountain
roman
water
flowing
peterhof
park
ancient
architecture
cascade
city
culture
famous
spray
garden
greenery
historic
history
landmark
landscape
sky
tourism
tower
travel
twotiered
monument
old
russian
motion
ornate
ornamental
lawn
design
decoration
summer
view
creativity
art
structure
outdoor
day
nobody
petersburg
russia
europe