In the great floating city of Sanctaphrax, blizzards howl through the streets as the Edgeworld descends into an endless winter. Quint, the son of a sky pirate, has just begun his training at the Knights Academy - training that involves heading out over the Edge on tethers to develop his flying skills. But when Quint breaks the rules and head out to Open Sky on his own, he runs into the great sky leviathans known as cloud-eaters and must use all his skill and ingenuity if catastrophe is not to strike the Edgeworld...
- ISBN10 0385607202
- ISBN13 9780385607209
- Publish Date 1 September 2005
- Publish Status Out of Print
- Out of Print 10 August 2021
- Publish Country GB
- Publisher Penguin Random House Children's UK
- Imprint Doubleday Children's Books
- Format Hardcover
- Pages 400
- Language English