Ключевые слова: april, architecture, art, azulejos, baroque, belief, building, catholic, century, ceramic, christian, church, city, cityscape, culture, decoration, europe, european, facade, heritage, historic, historical, ildefonso, landmark, monument, old, oporto, ornamental, orthodox, painted, porto, portugal, portuguese, religion, religious, santo, sky, spring, tile, tourism, tourist, touristic, tower, tradition, traditional, travel, unesco, urban, view, vintage,