Ключевые слова: abstract, air, atmosphere, background, beautiful, beauty, blue, blue sky, bright, calm, cirrus, cirrus fibrous, clear, climate, cloud, cloudscape, cloudy, color, day, environment, fluffy, freedom, heaven, high, light, nature, outdoor, ozone, scene, season, sky, skylight, stratosphere, summer, sunlight, sunny, sunshine, surreal, texture, travel, unusual, view, weather, white, wide, wind,