Elena and the Secret of Avalor is an illustrated storybook based on the upcoming special of the same name. It was released on October 18, 2016.
In this beautifully illustrated Secret Library story, Sofia discovers the incredible mystery behind her amulet. Princess Elena from the Kingdom of Avalor has been magically trapped inside Sofia's amulet, waiting for another princess to set her free, and Sofia is up to the task! Join Sofia in a magical adventure and meet Disney's newest princess, Elena of Avalor.
- The book was originally titled Journey to Avalor.