The Quiet Zone: Where mobile phones are banned
Anyone driving west from Washington DC towards the Allegheny Mountains will arrive before long in a vast area without mobile phone signals. This is the National Radio Quiet Zone - 13,000 square miles (34,000 sq km) of radio silence. What is it for and how long will it survive? As we drive into the Allegheny Mountains the car radio fades to static. I glance at my mobile phone but the signal has disappeared.
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