Tiia Monto
You’ve all no doubt noticed that building, at or near the airport, which resembles a lighthouse. In fact, air-traffic-control towers are lighthouses of a sort, albeit much more sophisticated and with many more functions. But what's inside an air traffic-control tower? Does is have more than one floor inside? Why is it so tall? Are they all the same? Here's a post to clarify a few things about one of the most complex buildings at any airport.
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