"The Green Tunnel, A Hiker's Appalachian Trail Diary" is the true-life story of a retiree's joys, challenges, and physical rigors while thru-hiking the entire 2,185 miles of the Appalachian Trail in one great epic walk. The book's title refers to the nickname, Green Tunnel, given by hikers for deeply-shaded trail sections that cut through dark and densely-wooded forests. All too often, tree canopies block out all sunlight or views of the sky, sometimes for hundreds of miles. Readers follow RW as he walks north, starting out from the cold winter mountains of Georgia, until he finally reaches...