Natural grass turf, stadium seating, athletic tracks, ventilation grills, air intake systems, wind turbines, solar panels, green roofs, living walls, vertical gardens, natural ventilation, clerestory windows, large overhangs, shading devices, cantilevered structures, modern steel frames, transparent glass facades, cantilevered canopies, open-air concourses, spacious corridors, high ceilings, natural light influx, cross-ventilation techniques, air circulation systems, evaporative cooling systems, radiant floor heating, smart building management systems, sustainable materials, eco-friendly infrastructure.