The Appalachian Trail Trivia is a fun way to learn more about the Appalachian Trail (A.T.) while competing with friends and family. Learn trail lingo, camping terms, fun facts, and much more. What's a trail angel, a PUD, or the first woman to thru hike the entire A.T.? Learn the answers to those questions, plus extra information that is included to help you on your next hike on the A.T. or your next camping trip.