When Catalina "Cat" Duran and her friends in the History Club arrive at Mount Rushmore on a school trip they find that someone is playing dangerous tricks and trying to drive people away from the park.
Stanley, a boy flattened by a bulletin board, sets off for Mt. Rushmore, where he and his brother team up with cowgirl Calamity Jasper for an exciting adventure.
Looks at Mt. Rushmore, a sculpture carved in the side of a mountain in South Dakota's Black Hills, discussing the size of the monument and telling how it was created.