Ключевые слова: autumn, autumnal, background, beautiful, blue, bush, calm, calmness, clouds, color, colorful, colors, ecological, ecologically, ecology, environment, fall, foliage, forest, fresh, glow, grass, green, lake, landscape, leaf, leaves, natural environment, nature, nobody, outdoors, park, peace, pond, reflection, river, scenery, season, serenity, shore, silence, sky, travel, tree, trees, water, weather, yellow,