Ключевые слова: ancient, architecture, balkans, building, bulgaria, center, cityscape, classic, communications, cultural, culture, danube plain, destination, europe, european, exterior, historical, history, landmark, landscape, monument, museum, music, national, national museum of transport and communications, night, obelisk, old, old town, outside, panorama, park, past, pedestrian, river, rousse, ruse, russe, sight, sightseeing, square, street, structure, sunset, tourism, touristic, town, transport, travel, urban,