Ключевые слова: boat, boats, bridge, building, city, cityscape, culture, douro, douro portugal, douro river, europe, european, famous, historic, historical, landmark, moored, old, oporto, port, porto, portugal, portuguese, rabelo, rabelos, river, scenic, shore, summer, tourism, town, tradition, traditional, transport, transport boats, travel, urban, view, water, wine, wooden,