Ключевые слова: aerial, aerial view, bakardere, bakardere dam, bakarderereservoir, balkans, bulgaria, bulgarian, cascade, countryside, dam, drone, ecology, environment, europe, fall, fishing, forest, hiking, hill, ihtiman, landmark, landscape, location, lozenska, mountain, nature, outdoor, panorama, plana, reservoir, river, scenic, sight, sightseeing, sky, sofia city region, terrain, tourism, trail, travel, vacation, view, vitosha, water,