Apollo Books in Order
5 books by Rick Riordan
| # | Cover | Title | Published | Buy |
|---|---|---|---|---|
| 1 |  | The Hidden Oracle | 2016 | Amazon |
| 2 |  | The Dark Prophecy | 2017 | Amazon |
| 3 |  | The Burning Maze | 2018 | Amazon |
| 4 |  | The Tyrant's Tomb | 2019 | Amazon |
| 5 |  | The Tower of Nero | 2020 | Amazon |