Open-air stadium, lush green roofs, natural ventilation systems, curved architecture, cantilevered seating areas, steel beams, exposed ductwork, high ceilings, clerestory windows, solar-powered rooflights, wind-driven ventilation, evaporative cooling systems, misting nozzles, spectator seats, athletic tracks, grassy fields, sunny day, soft warm lighting, shallow depth of field, 3/4 composition, panoramic view, realistic textures, ambient occlusion.