HURRICANE FACTORY Madrid is for it's diameter the WORLD BIGGEST WIND TUNNEL. Here you can find out what it's like to fly your body in the air. In a glass flight chamber, 5.2 meters in diameter and with a height of 12m, air flows at a speed of up to 270 km/hour, which is the speed of a real hurricane. But you will be flying at a safe height and under the constant supervision of an experienced instructor. It is intended for everyone starting from the age of 5.