Ключевые слова: aerial, air, altitude, atmosphere, background, beautiful, beauty, blue, classification, clouds, collage, different, draft, ecology, fluffy, fly, form, freedom, fresh, health, healthy, heaven, high, horizon, illustration, landscape, light, many, natural, nature, outstanding, oxygen, paradise, peace, sky, skyscape, space, stratosphere, summer, sun, sunny, terrific, type, view, wave, white,