英文關鍵字
architecture
bastion
beach
boat
building
castle
cathedral
chapel
church
citadel
city
day
exterior
famous
floats
fort
fortifications
fortress
historic
history
island
landmark
leningrad
majestic
national
neva
old
orthodox
paul
peter
peterburg
petersburg
petrograd
piter
protection
river
russia
russian
saintpetersburg
sky
spike
spire
spring
stone
stronghold
symbol
tourism
tower
travel
water