Ruins of medieval Bukelon Fortress, Bulgaria
Palabras clave
bulgaria,
turkey,
fortress,
antiquity,
ancient,
ruin,
old,
stronghold,
history,
historical,
landmark,
mediaeval,
border,
byzantine,
mountain,
building,
countryside,
rural,
hill,
rock,
destination,
scenery,
panorama,
background,
mountaineering,
landscape,
nature,
trail,
route,
green,
travel,
majestic,
environment,
sightseeing,
sight
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