Chicago Seadog River & Lake Architecture Tour, sunny afternoon, cloudless blue sky, Willis Tower, Navy Pier, lake Michigan shoreline, sailboats, speedboats, Chicago Riverwalk, modern skyscrapers, glass and steel buildings, historic architecture, ornate bridges, riverboats, seagulls flying overhead, tourists taking photos, walking tours, informative signs, lake breeze, soft sunlight casting long shadows, vibrant city life, 3/4 composition, panoramic view, high-angle shot, warm and inviting atmosphere.