Chicago iconic architecture, Willis Tower, reflective glass windows, steel frame structure, modern skyscraper, urban cityscape, sunny day, blue sky, few white clouds, dramatic angle, low-angle shot, strong contrast, deep depth of field, vibrant city lights, evening glow, street lamps, taxis passing by, pedestrians walking, bustling streets, Lake Michigan shoreline in the distance, historic buildings nearby, 3/4 composition, cinematic lighting.