Saddle up for a wild journey across the country. When the Bobbsey family receives surprise news that Mrs. Bobbsey has inherited a sprawling cattle ranch and a massive lumber tract, their ordinary plans are completely turned upside down. Before they know it, Bert, Nan, Flossie, and Freddie are leaving their cozy home and boarding a train bound for the wide open spaces of the Great West. Once they arrive, the twins are thrown into a completely new way of life. They trade their familiar neighborhood for rugged mountains, dusty trails, and bustling ranches. You will learn all about riding ponies, wrangling steers, and surviving fierce storms as the children experience the true life of western cowboys. But the untamed wilderness holds more than just horseback riding and beautiful sunsets. Soon, the curious siblings stumble upon a strange local mystery that needs solving. With their sharp eyes and brave hearts, the two sets of twins must work together to figure out the truth behind the confusing events at the ranch. This exciting story takes you on a thrilling ride filled with unforgettable characters, outdoor survival, and a fantastic mystery set under the big western sky.