Ключевые слова: antique, art, blue, building, decorated, design, destination, douro, douro province, douro valley, duero, europe, exterior, heritage, landmark, murals, ornate, outdoor, painting, pattern, picture, pinhao, platform, porto, portugal, portuguese, railroad, railroad station, railway, railway station, region, retro, river, rural, scenic, station, tile, tile work, tiled, train, transport, transportation, unesco, valley, village, vintage, wall,