In a Thursday, July 31, 2014 photo, Eric Wood, assistant crew chief with Trails Forever, drills holes in a rock before he can split it for use on the Chimney Tops Trail in the Great Smoky Mountains ... more 
In a Thursday, July 31, 2014 photo, Eric Wood, assistant crew chief with Trails Forever, drills holes in a rock before he can split it for use on the Chimney Tops Trail in the Great Smoky Mountains National Park near Gatlinburg, Tenn. National Park Service staff and volunteers are reconstructing the popular trail after years of erosion. (AP Photo/Knoxville News Sentinel, Kevin Martin) less 
1 / 1
Associated Press | Photo By Knoxville News Sentinel, Kevin Martin
Wed, Aug 6, 2014 3:03 PM EDT