Saddle up for another thrilling adventure with the Pony Rider Boys! In the third installment of this exciting series, our intrepid young explorers set their sights on the rugged beauty of northern Montana. With the enthusiastic approval of Professor Zepplin, they’re ready to plan their own escapades as they journey through the majestic mountains of Forsythe. Join the boys as they seek out new challenges and unforgettable experiences in the great outdoors! (Summary by Ann Boulais) Previous book in the series The Pony Rider Boys Texas Next book in the series The Pony Rider Boys in the Ozarks