Saddle up for a wild ride across the untamed American frontier. Fifteen-year-old Bill Cody is looking for adventure, and he finds it by taking on one of the most dangerous jobs in the country. He signs up to be a mail rider for the famous Pony Express. His duty is to race his fast horse across the rugged plains, delivering important letters to people waiting far away. But the long trail is packed with terrible dangers. Bill has to brave freezing blizzards, outrun packs of hungry wolves, and carefully dodge ruthless outlaws who want to steal his cargo. Through it all, he writes sweet letters to his family back home, carefully hiding how scary his job truly is. Read the incredible true story of how a brave young teenager faced his fears and earned the legendary title of the bravest rider on the trail.