Poseidon's Gold
Lindsey Davis
Under the Sea Mazes
Sam Smith
Pirates of Poseidon: An Ancient Greek Mystery
Saviour Pirotta
Farewell to Sport, Paperback/Paul Gallico
Paul Gallico
The Sea of Monsters
Rick Riordan
Percy Jackson's Greek Gods, Paperback
Percy Jackson's Greek Gods, Hardcover
The Sea of Monsters, Paperback
The Sea of Monsters, Hardcover/Rick Riordan