Ключевые слова: academic, architecture, art, baroque, batalha, blue, boats, bridge, building, city, cityscape, culture, day, douro, downtown, europe, european, exterior, gaia, heritage, historic, historical, history, iberia, iberian, joao, landmark, national, old, opera, oporto, outdoor, port, porto, portugal, portuguese, rabelo, river, scene, square, street, style, theater, theatre, tourism, town, traditional, travel, urban, view,