If you've noticed some strange blue clouds in the night sky recently, you're not alone. Uncharacteristically blue nighttime clouds, usually seen ...

---

Size: 3264px × 2448px
Photo credit: © nisar ahmad / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: abstract, achievement, air, art, astrology, astronomy, atmosphere, backdrop, background, bang, beautiful, beauty, big, black, blue, blue-sky, bright, business, career, celestial, challenge, city, clear, climate, cloud, clouds, cloudscape, cloudy, cold, color, concept, constellation, cool, corporate, countryside, creation, cumulus, dark, darkness, day, daylight, deep, design, direction, effort, environment, finance, flat, fluffy, forest, freedom, fusion, galaxy, gas, gaseous, generated, genesis, graphic, growth, heaven, heavenly, high, hole, horizon, hydrogen, illustration, indigo, interstellar, investment, lady, leader, leadership, light, manager, metaphor, meteorology, mountains, natural, nature, nebula, nebulae, nebulous, night, occupation, ocean, opportunity, outdoor, outdoors, outer, oxygen, ozone, panorama, panoramic, pattern, peace, plasma, progress, pure, radiation, religion, render, rendered, sail, scene, scenic, sea, searching, season, ship, skill, sky, sky-background, sky-clouds, skylight, skyline, solution, space, spring, standing, star, starry, start, success, summer, sunlight, sunny, sunset, texture, universe, vector, view, vision, wallpaper, water, weather, white, white-clouds, winning, woman, yellow