Charlie and me : 421 miles from home

"Thirteen-year-old Martin and his younger brother, Charlie, are on a very special trip. They're traveling 421 miles, all the way from Preston in northern England to the very tip of Cornwall in the southwest. By train, bus, and taxi, they're determined to get to the spot where they'll be able to catch a glimpse of the dolphin that regularly visits the harbor and made last year's family vacation so special. But there's more to it than that. Their f...