Rinkitink in Oz

Rinkitink in Oz: Wherein is Recorded the Perilous Quest of Prince Inga of Pingaree and King Rinkitink in the Magical Isles that Lie Beyond the Borderland of Oz is the 10th and last book in the Land of Oz series. The majority of the story takes place on three islands - Pingaree, Regos, and Coregos - and within the Nome King's caverns. Lyman Frank Baum was an American author of children's books, best known for writing The Wonderful Wizard of Oz. He wrote thirteen novel sequels, nine other fantasy novels, and other works.