Ключевые слова: aerial, aerial view, balkans, building, bulgaria, canal, city, cityscape, classic, cloud, cloudscape, color, destination, entertainment, europe, european, forest, hill, lake, landmark, landscape, maritsa, maritsa river, meric, nature, old, outside, panorama, park, plovdiv, plovdiv region, regata, river, rowing, rowing venue, rowing venue plovdiv, sight, sightseeing, sport, structure, tourism, town, training, travel, twilight, urban, venue, view, water,