Ключевые слова: architecture, art, beautiful, beauty, brick, bulgaria, cathedral, christian, christianity, church, city, clouds, colorful, colors, cross, cupola, decoration, dome, eastern, entrances, europe, famous, gold, harmony, historic, illuminated, landscape, monument, old, peace, religion, religious, retro, ricture, roof, saint, sky, sofia, stairs, style, temple, tourism, tower, travel, trust, view, white, windows,