One Square Inch of Silence

In 2005, when Gordon Hempton founded One Square Inch of Silence, he designated a spot, a few miles up the Hoh River Trail into the rain forest, the quietest place in the U.S. and marked it with a small, red stone. "In a place like this your auditory horizon isn't just 1 or 2 miles," he says. "You can hear everything that's happening in this valley.