Ключевые слова: apartment, architecture, azulejo, azulejos, background, beautiful, blue, building, city, colorful, daytime, diminishing, empty, europe, facade, footway, heritage, house, houses, landmark, long, nobody, old, oporto, perspective, porto, portugal, portuguese, residential, ribeira, rua, staircase, stairs, steps, street, summer, tenement, tile, tiled, tourism, town, townhouse, traditional, travel, typical, urban, view, world,