Grand stadium, vast open spaces, retractable roofs, natural ventilation, abundant sunlight, clerestory windows, skylights, reflective surfaces, minimal shading devices, optimized seating arrangements, vibrant green turf, athletic tracks, modern architecture, sleek lines, curved shapes, metallic materials, rust-resistant finishes, dramatic shadows, high-contrast lighting, 1/2 composition, panoramic views, realistic textures, ambient occlusion.