Pirates of the Caribbean: Jack Sparrow: Poseidon's Peak
Pirates of the Caribbean: Jack Sparrow: Poseidon's Peak is the eleventh book in the series of young reader books. It was published on April 29, 2008 by Disney Press, and written by Rob Kidd.
Having been recently betrayed by his last crew member, Jack finds himself all alone on perhaps the most dangerous quest of his young life. Jack is on a mission to find something he isn't even sure exists - the mythical Trident of Neptune. But there's a band of pirates who are also looking for the treasure. Will they, or Jack, find it first?