The Burning Maze
Rick Riordan
The Trials of Apollo (3)
The Dark Prophecy
Rick Riordan & John Rocco
The Trials of Apollo (2)
The Hidden Oracle
The Trials of Apollo (1)
The Sun and the Star
Rick Riordan & Mark Oshiro
The Nico di Angelo Adventures (1)
The Tower of Nero
The Trials of Apollo (5)
The Tyrant's Tomb
The Trials of Apollo (4)