The Blood of Olympus
Rick Riordan
The Heroes of Olympus (5)
Bilbo's Last Song
J.R.R. Tolkien
Camp Jupiter Classified
The Trials of Apollo (4.5)
The Crown of Ptolemy
Demigods and Magicians (3)
The Tower of Nero
The Trials of Apollo (5)
The Tyrant's Tomb
The Trials of Apollo (4)
The Burning Maze
The Trials of Apollo (3)
The Dark Prophecy
The Trials of Apollo (2)
The Hidden Oracle
The Trials of Apollo (1)