Chicago, architectural landmarks, cruise ship, Lake Michigan, daytime, sunny, blue sky, white clouds, Willis Tower, Navy Pier, modern skyscrapers, glass and steel reflections, riverwalk, cityscape, vibrant colors, busy streets, tourists taking photos, smiling faces, casual clothing, sunglasses, hats, camera in hand, tickets in pocket, holding hands, romantic atmosphere, soft natural light, 3/4 composition, panoramic view.