When David and Karl go on a flying trip with their father, a thunderstorm commenced and it threw them off course into another world. The trio sank in the sea, but only Karl and David were able to get out of the plane. On a mysterious island, they meet an antique seller named Cyrus Crabb and he showed them around the world of Dinotopia, ran by Mayor Waldo. In this new world they meet Marion Waldo, the daughter of the mayor and a huge collection of Dinosaurs. While trying to reach the city, they were attacked by ferocious Carnivores, and Karl and David learned that the Sunstones which power all of Dinotopia were discipating. Stranded on the island, the two brothers may never see their real world and their father ever again.