Ключевые слова: balkan, balkans, bov, bulgaria, bulgarian, canyon, cascade, countryside, defile, environment, europe, fall, forest, gorge, hiking, hill, iskar, iskar gorge, ivan vazov, landmark, landscape, mountain, nature, outdoor, panorama, river, rock, scenic, sight, sightseeing, skaklia, skaklya, sofia, sofia region, stara planina, stara planina mountain, terrain, tourism, touristic, trail, travel, trees, vacation, vazov, vazova, vazova trail, village, water, waterfall, zasele,