Ключевые слова: ancient, architecture, balkans, building, bulgarian, byzantine, byzantium, church, cloudy, culture, day, destination, etropole, famous, forest, hill, historical, history, holy, holy trinity, landmark, landscape, medieval, middle, monastery, monastery of the holy trinity, monument, mountain, nature, old, orthodox, saint, sightseeing, stara planina, stone, temple, tourism, touristic, travel, tree, trinity, varovitets, village, woods,