Ключевые слова: america, american, autumn, beautiful, blue, california, cloud, county, dale, dome, field, forest, green, hiking, hill, hillock, landmark, landscape, lowland, mountain, national, natural, nature, outdoor, park, pictorial, picturesque, reflection, reserve, river, rock, rural, scenic, sky, states, sunrise, sunset, surface, tourism, travel, united, usa, vale, valley, view, village, water, yosemite,