A flat minimalist travel poster for the city of [City Name], featuring a stylized illustration of [Main Subject]. Use clean vector shapes with a playful and simplified silhouette. Bold sans-serif text at the top spells the city name, with a smaller subheading beneath. Apply a [Color Palette] color palette consisting of 2–4 saturated, high-contrast or pastel tones. Use a solid color background and avoid gradients or shadows. Poster design should evoke modern wanderlust and pop art poster vibes. Image ratio is 2:3.