AdvertisementLife In The Park: Finding Meaning In Park Service WorkJuly 31, 2016Nathan RottfacebookEmailBrad Metler (left) and Mason Phillippi position a rock that will serve as an abutment for a small footbridge across the Oconaluftee River to an old cemetery in Great Smoky Mountains National Park. Both men work for the park's trail crew, which maintains more than 800-miles of trail in the park. (NPR)