Swallowed up by an earthquake on their way to HugsonÂ’s Ranch, Dorothy and her cousin Zeb find themselves trapped in the magical and magnificent fairy lands that lie just beneath the EarthÂ’s surface. With the wonderful Wizard for company, the cousinsÂ’ journey to the Emerald City is beset by invisible bears, dragons, gargoyles andÂ…vegetables? Will they ever find their way back to the surface world where they belong?Book 4 of the 15 book series by L. Frank Baum. Journey through the magical world of Oz with Dorothy and friends with these beloved timeless classics.