Ключевые слова: aerial, aerial view, aglen, arch, autumn cascade, balkan, balkans, bulgaria, bulgarian, canyon, countryside, defile, drone, ecology, environment, europe, fall, forest, gorge, hill, iskar, landmark, landscape, lovech region, lukovit, mountain, nature, outdoor, panorama, river, rock, rock arch, scenic, sight, sightseeing, stara planina, stara planina mountain, terrain, the elefant rock, tourism, touristic, trail, travel, trees, vacation, view, village, vit, vit river, water,