Quiet Zone: 709

Weathered instructions for using a pay phone are seen inside a phone booth in Head Waters, Va., inside the quiet zone. Just over the border in Pocahontas County, W.Va., where the National Radio Astronomy Observatory is located, the local tourism bureau provides visitors with a list of pay phone locations in case they need to reach the outside world.

Weathered instructions for using a pay phone are seen inside a phone booth in Head Waters, Va., inside the quiet zone. Just over the border in Pocahontas County, W.Va., where the National Radio Astronomy Observatory is located, the local tourism bureau provides visitors with a list of pay phone locations in case they need to reach the outside world.