Ключевые слова: arch, architecture, attraction, beautiful, blue, building, buildings, bulgaria, capital, city, citylight, citylights, cityscape, dark, destination, dusk, eastern, europe, evening, exterior, flare, fountain, green, house, landmark, light, lights, night, outdoors, people, place, presidency, purple, red, reflections, scenic, sofia, square, tourism, town, travel, twilight, urban, view, water,