Chicago architecture tour, daytime, sunny sky, Willis Tower, Tribune Tower, Wrigley Building, Navy Pier, Lake Michigan shoreline, riverwalk, walking path, people taking photos, guide holding a microphone, tourists wearing sunglasses, hats, and casual clothing, backpacks, water bottles, camera straps, historic buildings with intricate details, Gothic spires, Art Deco patterns, stone walls, glass windows, steel frames, urban landscape, city sounds, soft natural lighting, panoramic view, low-angle shot, 3/4 composition.