Ключевые слова: architecture, art, attraction, autumn, balkans, build, building, bulgaria, bulgarian, capital, city, cityscape, countryside, culture, europe, event, fall, famous, history, icons, kopitoto, landmark, landscape, large, monument, mountain, national, national park, nature, outdoor, panorama, panoramic, park, peak, scene, sight, sightseeing, sky, sofia, square, tourism, tourist, urban, vast, view, vitosha, vitosha mountain,