Chicago Skyline Train Pop Art Collage Retro Travel Square Sticker

Chicago skyline mixed media collage with elevated train, downtown cityscape, architecture, bridge, lakefront waterfront, and bold pop art collage styling. Chicago Illinois travel poster look with magazine collage art textures, graphic typography, and colorful city skyline composition. Layered paper-collage shapes and cut-and-paste textures frame the skyline and train, with distressed print details and graphic blocks that keep the scene energetic and modern. The lakefront curve, bridge structure, and high-rise silhouette create a classic cityscape composition that reads clearly at a distance while rewarding close-up viewing with collage detail.