Ключевые слова: architecture, bank, blue, boat, boats, bridge, building, c, cafe, city, cityscape, coast, day, dom luis i, douro, downtown, europe, european, gaia, harbor, historic, historical, iberia, iberian, iberian peninsula, landmark, luis, luiz, old, oporto, ponte dom luiz i, port, porto, portugal, portuguese, rabelo, river, riverfront, riverside, ship, street, tourism, town, trader, traders, traditional, travel, unesco, view, water,