Flashback
Shannon Messenger
Keeper of the Lost Cities (7)
How to Train Your Viking
Cressida Cowell
How to Train Your Dragon (1.5)
Hotel Valhalla Guide to the Norse Worlds: Your Introduction ...
Rick Riordan
Magnus Chase and the Gods of Asgard (4)
How to Ride a Dragon's Storm
How to Train Your Dragon (7)
The Titan's Curse
Percy Jackson and the Olympians (3)