Ключевые слова: abstract, air, airplane, background, beautiful, beauty, blue, bright, cloud, cloudscape, cloudy, color, colorful, dawn, dramatic, dusk, environment, evening, heaven, high, horizon, horizontal, landscape, light, morning, natural, nature, nobody, orange, outdoor, people, red, scenic, sky, skyline, space, summer, sun, sunlight, sunny, sunrise, sunset, tranquil, travel, twilight, view, water, weather, window, yellow,