Ключевые слова: ancient, architecture, blue, boat, boats, bridge, building, city, cityscape, culture, de, dom, douro, duoro, dusk, embankment, europe, exterior, historic, historical, history, house, luis, mediterranean, night, nova, old, oporto, orange, panorama, port, porto, portugal, portuguese, rabelo, red, river, romantic, sky, summer, sunset, tourism, town, traditional, transportation, travel, urban, vessel, water, wine,