Above the Grand Canyon, a rare formation of undulatus asperatus clouds took shape .. their wave-like patterns illuminated by the warm light of sunset, creating an atmosphere that looked almost surreal. The dramatic appearance comes from layers of air moving at different speeds and directions, producing these rolling textures across the sky. As sunlight passed through varying densities of moisture and cloud thickness, it created the illusion of a rippling, shifting ceiling overhead. Dozens of onl

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