Ключевые слова: agriculture, alley, bend, building, countryside, covelinhas, cultivation, douro, douro portugal, douro valley, estate, field, grape, green, hill, house, landmark, landscape, mountain, nature, pinhao, plantation, port wine, porto, portugal, region, river, riverside, rural, scenery, shore, sky, slope, terrace, terraced, tourist, town, travel, tree, unesco, valley, village, vine, vineyard, viticulture, water, wine, wine region, winemaking, winery,