Grand desert lone smoke northwest landscape blockbuster, dusk at the edge of Mingsha Mountain in Dunhuang, Gansu Province, clear and dry autumn evening in the northwest. Foreground features wind-eroded dune ridges and a dead Populus euphratica tree with gnarled branches pointing to the sky, sand surface showing clear wind ripples; mid-ground shows a straight column of lone smoke rising gracefully from behind the dunes, stretching into a thin plume in backlight; distant view layers golden sea of sand and Qilian Mountains snow line, low-hanging sunset at horizon, clouds dyed pale purple and honey gold. Fine sand particles and warm dust mist float in the air, backlight outlines the light-dark boundary of dunes. Lighting: Low-angle warm golden side-backlight, color temperature approx 3200K, sunny side of dunes honey gold, shadow side cold gray-blue, creating warm-cold contrast. Camera: 24mm wide angle, low position close to sand surface, f/8 deep depth of field, rule-of-thirds composition, horizon pressed to lower third of frame, sky negative space occupies two-thirds. Color grading: Eastmancolor film simulation, warm gold vs gray-blue contrast, slight film grain, mild vignette. Ultra detailed, photorealistic landscape photography, National Geographic style. No people, No oil painting, No anime, No 3D render, No text, No watermark.

A prompt comparing GPT-image-2.5, Nano Banana 2, and Grok-imagine2 on generating a desolate desert landscape with a lone smoke column. 来源许可/权利说明：聚合仓库上游许可（请按各条目来源遵循）