Ключевые слова: abstract, background, beautiful, blue, bright, building, city, cloud, country, dawn, day, echo, ecology, empty, environment, field, forest, garden, grass, green, holiday, land, landscape, lawn, leaf, lifestyle, light, meadow, morning, natural, nature, nobody, outdoor, outdoors, park, plant, road, scenery, season, sky, spring, summer, sun, sunlight, sunny, sunshine, travel, tree, urban, view,