Chicago Architecture Center River Cruise, daytime, sunny weather, clear blue sky, aboard Chicago's First Lady cruise ship, mature lady tour guide, short grey hair, elegant red lipstick, pearl necklace, white blouse, black trousers, holding microphone, standing near ship railing, wind blowing gently, Lake Michigan water, Willis Tower, John Hancock Center, Tribune Tower, reflections on glassy lake surface, soft natural light, panoramic view, 3/4 composition.