Ключевые слова: background, beautiful, blue, city, cloud, cloud formations, clouds, dusk, electricity, energy, environment, evening, farm, generator, glowing, industrial, industry, landscape, luminescent, luminescent clouds, luminous, natural phenomenon, nature, noctilucent clouds, orange, power, silhouette, sky, sun, sunrise, sunset, tower, turbine, wavy clouds, wind, windmill, yellow,