Ключевые слова: beach, black, bulgaria, bulgaria fortress, bulgarian, bulgarian culture, byzantine, caliacra, cape, cape kaliakra, castle, chapel, church, citadel, coast, coastal feature, detail, dramatic, entrance, environment, europa, famous place, fort, gate, historic, history, holiday, kaliakra, kaliakra fortress, landscape, medieval, medieval fortress, monumental, ocean, old ruin, rock, rocky, ruined, ruins, scenery, sea, seascape, st nicholas chapel, sunlight, sunset, symbol, tower, travel, vacation, water,