Poster Seoul International Fireworks Festival travel

Travel poster featuring the Seoul International Fireworks Festival in a vibrant retro travel-poster style. Nighttime cityscape of Seoul with the Han River in the foreground, silhouettes of bridges and the skyline, and spectacular colorful fireworks bursting across the sky. Reflections of fireworks shimmering on the river surface. Retro color palette: deep navy blue, midnight purple, bright red, gold, turquoise, and cream highlights. Clean graphic shapes, strong contrast, subtle grain texture. Bold vintage typography: “SEOUL INTERNATIONAL FIREWORKS FESTIVAL” with smaller text “Seoul, South Korea”. Vertical 2:3 layout, high-resolution, print-ready.