Minimalist city travel poster line-art prompt for GPT-Image-2

Create a minimalist travel-poster style line art illustration of [CITY NAME], in a vertical poster format. Use clean architectural ink drawing lines with a monochrome palette (black, sepia, or muted red tones) on an off-white background. Feature an iconic landmark of the city centered in the distance, with detailed urban street perspective leading toward it. Include pedestrians crossing the street, cyclists, cars, storefronts, traffic lights, street signs, subway/metro signs, and local cultural details unique to…