Chicago River, architectural landmarks, daytime, sunny, calm water, reflection of buildings, First Lady Cruises, Wendella Sightseeing Boats, Chicago's First Lady, blue sky, few puffy clouds, cityscape, Willis Tower, Tribune Tower, Wrigley Building, Marina City, Aqua Tower, modern skyscrapers, historic buildings, ornate bridges, riverwalk, sailboats, kayaks, seagulls flying overhead, soft natural lighting, panoramic view, 3/4 composition.