Ключевые слова: ancient, antique, architecture, attraction, baba vida, baba vida fortress, building, bulgaria, bulgarian, byzantine, castle, coast, coastline, cultural, culture, danube, danube plain, danube river, fortification, fortress, historical, history, landmark, landscape, medieval, museum, ottoman, outdoor, river, ruins, second bulgarian empire, sight, sightseeing, stronghold, tourism, town, travel, trip, turkish, urban, vacation, vidin, vidin region, wall, watchtower,