Ключевые слова: agriculture, autumn, beautiful, boat, country, countryside, cultivation, culture, douro, duero, europe, fall, famous, farm, field, garden, grape, green, growth, harvest, heritage, hill, hills, house, landmark, landscape, mountain, nature, port, porto, portugal, portuguese, river, rural, scenic, sky, summer, sunset, terrace, tourism, travel, valley, view, village, vine, vineyard, viticulture, water, wine, winery,