Set in 1890, this is the story of a Pony Express courier who travels to Arabia to compete with his horse, Hidalgo, in a dangerous race for a massive contest prize, in an adventure that sends the pair around the world.
Ken Maynard's exceptionally intelligent horse, Tarzan the Wonder Horse, is the star of this western about evil cowboy Steve Frazer (Welch) who gathers horses for slaughter, whose meat is sold to pet food manufacturers.
Four unwitting heroes cross paths on their journey to the sleepy town of Silverado. Little do they know the town where their family and friends reside has been taken over by a corrupt sheriff and a murderous posse.
When a Midwest town learns that a corrupt railroad baron has captured the deeds to their homesteads without their knowledge, a group of young ranchers join forces to take back what is rightfully theirs.
Horse breeders Adams and Brock are vying for the Army contract. When Adams is killed trying to ride his horse Trigger, Roy saves the horse from being shot.
A young bullfighter full of illusions triumphs in Mexico and decides to get married there and forget about his old Spanish girlfriend, who by then has just given birth to his son.