The control tower does just that - controls what happens on, and above the airfield. They use radar to see where planes are in the sky and radio to keep in touch with planes and other vehicles. They...
There are 3 control towers at Charles de Gaulle Airport. A 4th one is bein' built so as to control some apron areas. The tallest control tower is 90meters high, the 2nd one about 80m high, and the...