Ключевые слова: aerial, aerial view, arda, balkans, beautiful, borovica, borovitsa, borovitsa reservoir, borovitsa river, bulgaria, drone, environment, europe, forest, geological, gorge, hill, kardzhali, kardzhali region, landmark, landscape, meadow, meander, mountain, natural, nature, panorama, peninsula, reservoir, rhodope, river, rodopi, scenery, scenics, sight, sightseeing, terrain, tourism, travel, view, water, wilderness,