Ключевые слова: ancient, architecture, background, beach, beautiful, blue, building, bulgaria, bulgarian, cathedral, church, city, cityscape, coast, culture, day, destination, europa, europe, european, history, holiday, horizontal, landmark, landscape, mountain, nature, old, orthodox, outdoor, panorama, religion, resort, sea, sky, sofia, summer, sunny, sunset, tourism, tourist, tower, town, travel, travel destination, tree, vacation, view, water,