Ключевые слова: air, altitude, atmosphere, background, beautiful, beauty, blue, blue sky, bluesky, bright, calm, clear, climate, cloud, clouds, cloudscape, cloudy, color, cumulus, day, daylight, environment, fluffy, free, freedom, heaven, high, light, midair, nature, nonurban, outdoor, outdoors, panorama, relaxing, scenic, sky, smooth, space, spring, summer, sun, sunlight, sunny, tranquil, vibrant, water, weather, white,