Chicago River, Architecture Boat Tour, morning sunlight, calm water, glassy reflections, cityscape, Willis Tower, Navy Pier, Wrigley Building, Tribune Tower, modern skyscrapers, historic buildings, ornate bridges, sailboats, yachts, speedboats, seagulls flying overhead, blue sky with white clouds, warm lighting, 3/4 composition, soft focus, shallow depth of field, golden hour, discount signboards, people taking photos.