Raven's Ladder The Auralia Thread Series, Book 3.

A DEADLY MENACE IS BREAKING THROUGH THE GROUND. THE PEOPLE OF ABASCAR MUST ABANDON THEIR STONE REFUGE AND FLEE INTO VULNERABILITY IN THE FOREST. BUT THEIR KING HAS HAD A VISION... Following the beacon of Auralia's colors and the footsteps of a mysterious dream-creature, King Cal-raven has discovered a destination for his weary crowd of refugees. It's a city only imagined in legendary tales. And it gives him hope to establish New Abascar. But...