Amelie, Zach and the Blue Queen - David Roberts - Bog

Amelie and Zach discover a mysterious painting in their great aunt's attic that leads them on an incredible adventure to the underworld. They encounter all sorts of strange creatures and must use their bravery and wits to navigate the treacherous terrain. With the help of their new friends and their own courage, Amelie and Zach are able to complete their quest and return to the safety of their great aunt's home.