Hollow Earth

Possessing extraordinary powers, including the ability to bring artwork to life, twelve-year-old twins Matt and Emily are sought by villains trying to access the terrors of Hollow Earth, a place where demons and mythological beasts lie trapped for eternity.

Possessing extraordinary powers, including the ability to bring artwork to life, twelve-year-old twin Matt Calder must find a way to return from the Middle Ages and prevent his father from taking control of the beasts of Hollow Earth.