About the Book Visiting family in California, Dorothy and her cat Eureka are enjoying a carriage ride with her cousin Zeb and his horse Jim. When an earthquake appears out of nowhere, however, the group fall through the earth to the Land of the Mangaboos, a hostile people who blame the intruders for causing the disaster. Just before they are sentenced to death, they are saved by the Wizard of Oz, yet soon find their trials are far from over. Dorothy and the Wizard in Oz, the fourth installment in L. Frank Baum's beloved fantasy series, is a tale of excitement and adventure for children and adults alike.