Neverseen
Shannon Messenger
Keeper of the Lost Cities (4)
Artemis
Andy Weir
Keeper of the Lost Cities
Keeper of the Lost Cities (1)
Bilbo's Last Song
J.R.R. Tolkien
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Son of Neptune
Rick Riordan
The Heroes of Olympus (2)
The Burning Maze
The Trials of Apollo (3)