Did mainstream TV tell you about the National Radio Quiet Zone?

https://www.youtube.com/watch?v=HM7LwbkT0Cs 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 …