Ключевые слова: ancient, architecture, authentic, balkan, balkan mountains, balkans, bulgaria, cobblestone, color, countryside, culture, environment, ethnographic, europe, forest, hill, historical, history, home, houses, kotel, landmark, landscape, medieval, mountain, natural, nature, outdoor, panorama, peninsula, rural, scenics, sight, sightseeing, sliven region, stara planina, street, tourism, town, travel, tree, view, village, wood,