Ключевые слова: aerial, architectural, architecture, boat, building, buildings, city, cityscape, color, colorful, district, douro, downtown, embankment, europe, european, famous, hill, historic, historical, history, house, houses, landmark, landscape, medieval, old, oporto, panorama, panoramic, port, porto, portugal, portuguese, ribeira, river, rooftop, rooftops, ship, tiles, tourism, town, traditional, travel, travel destination, typical, urban, view, wine,