Ключевые слова: antic, architecture, balkan, belgrade, blue, branko, bridge, calm, capital, center, church, city, danube, fortification, fortress, green, hill, historical, kalemegdan, landmark, landscape, medieval, monument, outdoor, panorama, park, people, postcard, reflection, river, sava, scenic, serbia, serbian, ships, sky, sunset, town, vessel, walls, water,