Ключевые слова: aerial, aerial view, balkan, balkans, bulgaria, bulgarian, canyon, cascade, countryside, defile, ecology, environment, europe, fall, forest, gorge, hiking, hill, iskar, iskar gorge, iskar river, karlukovo, landmark, landscape, location, lovech region, lukovit, mountain, nature, outdoor, panorama, predbalkan, river, rock, scenic, sight, sightseeing, stara planina, stara planina mountain, terrain, tourism, touristic, trail, travel, trees, trip, vacation, view, village, water,