The Trials of Apollo Books
A selection of books
| Riordan | Burning Maze (The) | The Trials of Apollo | 3 |
| Riordan | Dark Prophecy (The) | The Trials of Apollo | 2 |
| Riordan | Hidden Oracle (The) | The Trials of Apollo | 1 |
| Riordan | Tower of Nero (The) | The Trials of Apollo | 5 |
| Riordan | Tyrant's Tomb (The) | The Trials of Apollo | 4 |