Back in America after twenty years in Britain, Bill Bryson decided to reacquaint himself with his native country by walking the 2,100-mile Appalachian Trail, which stretches from Georgia to Maine. The AT offers an astonishing land-scape of silent forests and sparkling lakes -- and to a writer with the comic genius of Bill Bryson, it also provides endless opportunities to witness the majestic silliness of his fellow human beings. For a start there's the gloriously out-of-shape Stephen Katz, a buddy from Iowa along for the walk. Despite Katz's overwhelming desire to find cozy restaurants, he and Bryson eventually settle into their stride, and while on the trail they meet a bizarre assortment of hilarious characters. But A Walk in the Woods