Ключевые слова: ancient, architecture, building, bulgaria, bulgarian, center, city, cityscape, coast, coastal street, coastline, crossing, cultural, culture, danube, danube plain, danube river, destination, harbor, landmark, landscape, museum, nature, old, outdoor, park, pedestian, plain, river, road, romania, ruins, sight, sightseeing, skyline, summer, tourism, town, travel, trip, urban, vacations, vidin, water,