Ключевые слова: above, aerial, architecture, attraction, build, bulgaria, capital, center, centre, city, cityscape, cloud, conference, culture, drone, editorial, europe, event, exhibition, famous, fountain, garden, hall, icons, landmark, landscape, mountain, national, outdoor, palace, panorama, panoramic, park, scene, scenic, sight, sightseeing, sky, sofia, square, sunset, tourism, tourist, travel, urban, vast, view, water,