Ключевые слова: ancient, architecture, beautiful, blue, boat, bridge, building, cable, car, center, city, cityscape, clerigos, culture, douro, downtown, europe, european, famous, funicular, hill, historic, historical, history, landmark, landscape, night, old, panorama, panoramic, porto, portugal, portuguese, ribeira, river, romantic, scene, scenic, sky, tile, tourism, town, traditional, travel, unesco, view, wall, water, wine, yellow,