Ключевые слова: aerial, aerial view, balkan, balkans, berkovitsa, bulgaria, dam, drone, environment, forest, hill, hydro, hydroelectricity, kom, kom peak, lake, landmark, landscape, meadow, montana region, mountain, natural, nature, panorama, peak, peninsula, power, reservoir, resource, river, scenery, scenics, sight, sightseeing, srechenska bara, srechenska bara reservoir, stara planina, stara planina mountains, summer, terrain, todorini kukli, todorini kukli peak, tourism, travel, tree, valley, view, water, water supply, wilderness, yagodovo,