Don Pedro Garcia believes the drunken Captain Sanchez' claim that the Don's only son is still alive and living among the savages in New Spain's uncharted wilderness.

When they mastered the ways of the "Elk Dog," the horse, the band prospered. Yet they knew the old traditional ways must not die. Owl's father had changed the lives of The People bringing the horse from his native Spain.

On his first trip west, Zane Grey met Buffalo Jones, who had not only been witness to the great herds of buffalo that once roamed the Great Plains, but had participated in their destruction. In 1923, Grey decided to write the epic story of those thundering herds, the great hunt that decimated them, and the battle between the Plains Indians and the buffalo hunters. At last that magnificent, elegiac panorama is being published just as Grey wrote it....

The magic tree house takes Jack and his sister Annie to the Great Plains where they learn about the life of the Lakota Indians.