Ключевые слова: ancient, architecture, attraction, background, balkan, belgrade, beograd, blue, brick, building, capital, castle, church, city, cityscape, clouds, culture, destination, europe, exterior, fort, fortification, fortress, gate, historic, historical, history, kalemegdan, landmark, medieval, monument, old, outdoor, panorama, park, roman, serbia, serbian, sightseeing, sky, stone, summer, symbol, tourism, tourist, tower, town, travel, urban, wall,