The image captures a sky at sunset or sunrise over Vila Nova de Gaia, Portugal, displaying a prominent vertical color gradient

The image captures a sky at sunset or sunrise over Vila Nova de Gaia, Portugal, displaying a prominent vertical color gradient. The upper portion of the sky is a muted grey-blue with faint, diffuse white and light grey cloud formations. Below this, a distinct band of clouds exhibits reddish-brown and darker grey tones, suggesting lower altitude or specific atmospheric conditions. The lowest section of the image is dominated by vibrant, intensely saturated orange and yellow clouds, indicative of direct sunlight from below the horizon. No people, artificial structures, or ground features are visible. The scene consists solely of atmospheric elements.