![A huge walking harvest city crosses salt flats with workers repairing terraces on its hull.](/_astro/harvester-city-walking-over-salt-flats-chroma1-flash.C7r-OASK_ZjDXvf.jpg) A huge walking harvest city crosses salt flats with workers repairing terraces on its hull. 1. [Prompts](/prompts) 2. / 3. [Concept Art](/prompts/concept-art) 4. / 5. Harvester city walking over salt flats # Harvester city walking over salt flats - [Model Chroma1-Flash](/models/chroma1-flash) - Wide 16:9 - 1024 × 576 · L - 12 steps - Max quality - iPadMac ## Prompt and Settings Copy prompt A colossal mobile harvest city unfolds six jointed legs while workers repair crop terraces along its lower hull. White salt flats stretch to a ring of distant mesas, with irrigation mirrors and canvas shade rigs scattered around service cranes. Wide 16:9 aerial camera, three-quarter view, horizon placed high. Late afternoon sun casts long shadows beneath the machine. Chroma1-Flash, concept art, readable silhouette, modular plating, scale markers, matte paint, dusty atmosphere. ### Negative Prompt Copy negative prompt logos, readable text, watermark, tangled machinery, broken anatomy, muddy silhouette, low detail, overexposed sky, duplicate structures Seed 552171907 Steps 12 Quality Max Size 1024 × 576 Made With Private Diffusion on a Mac with Apple Silicon Share Make it on your own iPad or Mac with 16 GB or more. Nothing you type leaves the device. [![Pre-order on the App Store](/app-store/pre-order-badge/en/pre-order.svg)![Pre-order on the App Store](/app-store/pre-order-badge/en/pre-order-dark.svg)](https://testflight.apple.com/join/DQwfQsEg) ## Why This Prompt Works The idea reads as production concept art because the image has a single design problem: a city that walks and farms. Chroma1-Flash can use the three-quarter aerial view to show both silhouette and function, while the late sun makes the leg shadows explain scale. Phrases like modular plating, crop terraces, and service cranes give the model useful construction logic, keeping the machine imaginative but visually organized. ## Recreate It in Private Diffusion 1. Paste the prompt into Studio and choose Chroma1-Flash. 2. Set Size to L and Aspect Ratio to Wide 16:9. 3. Type 552171907 into Seed. On a Mac, switch off Randomize first. 4. Paste the negative prompt into Negative prompt. 5. Switch on Max quality (slower). Those are the settings that made this picture, and they run on your own iPad or Mac with 16 GB or more, with nothing uploaded. ## Filed Under - [Concept Art](/prompts/concept-art) - [Sci-Fi](/prompts/sci-fi) - [Architecture](/prompts/architecture) ## More Like This - [![A huge wheeled ark carries gardens and cabins across a cracked salt basin.](/_astro/an-ark-crosses-the-salt-basin-chroma1-flash.CobaiDNJ_Z1ktycv.jpg)A colossal land ark on six ribbed wheels crawls across a cracked salt basinAn ark crosses the salt basinChroma1-Flash](/prompts/an-ark-crosses-the-salt-basin-chroma1-flash) - [![A suited research crew observes a transparent comet core hovering above a desert platform.](/_astro/desert-observatory-studies-a-glass-comet-chroma1-flash.DEmHZzmn_RDAnh.jpg)A remote observatory crew in pressure suits watches a transparent comet core suspended above a basalt platformDesert observatory studies a glass cometChroma1-Flash](/prompts/desert-observatory-studies-a-glass-comet-chroma1-flash) - 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