After hiking for what seemed to him a large distance, they realize they have still barely begun while in Gatlinburg, Tennessee, and that the whole endeavor is simply too much for them. They skip a huge section of the trail, beginning again in Roanoke, Virginia. The book recounts Bryson's desire to seek easier terrain as well as "a powerful urge not to be this far south any longer." This section of the hike finally ends (after nearly 500 miles (800 km) of hiking) with Bryson going on a book tour and Katz returning to Des Moines to work.
In the following months Bryson continues to hike several smaller parts of the trail, including a visit to Centralia, an environmentally poisoned mining town in Pennsylvania, and eventually reunites with Katz to hike the Hundred Mile Wilderness in Maine, which again proves too daunting. The fact that Bryson did not complete the trail is not surprising since fewer than 25% of thru-hike attempts are successful; he quotes the older figure of