英文關鍵字
ancient
antique
archaeological
archeology
architecture
attraction
bricks
building
built
bulgaria
church
complex
courtyard
cylindrical
digging
dilapidated
europe
excavations
faith
george
georgi
heritage
hiding
historic
history
houses
landmark
legacy
metropolis
monument
mosaic
multistorey
old
orthodox
outside
religion
remains
rotunda
ruins
serdica
small
sofia
structure
sveti
temple
tourism
tourist
town
wall
worship