Ключевые слова: above, architecture, autumn, basilica, beauty, billboards, blue, building, bulgaria, capital, cathedral, christianity, church, city, city life, cityscape, color, cross, dome, downtown, dusk, eastern europe, europe, european culture, european union, famous place, golden, high angle view, horizontal, monument, national landmark, no people, orthodox church, panoramic, religion, religious, scenics, sky, sofia, st alexander nevsky cathedral, sunlight, sunset, tourism, town square, travel, travel destinations, urban skyline,