Chicago Architecture Biennial 2019, modern art museum, glass exterior, steel beams, wooden floors, concrete walls, urban landscape, cityscape, skyscrapers, contemporary buildings, vibrant street art, sunny day, cloudless blue sky, people walking, architectural models, diagrams on walls, interactive exhibits, innovative designs, futuristic concepts, natural light pouring in, sleek lines, geometric shapes, minimalist decor, cultural hub, bustling atmosphere.