As he crisscrosses America--driving in search of the present, the past, and himself--Larry McMurtry shares his fascination with this nation's great trails and the culture that has developed around them. Ever since he was a boy growing up in Texas only a mile from Highway 281, Larry McMurtry has felt the pull of the road. His town was thoroughly landlocked, making the highway his "river, its hidden reaches a mystery and an enticement...