Publisher's Synopsis
This is a story about Gran and her wonderful adventures by the sea with her grandchildren Ellie and Colin.
Gran's grandchildren come to stay with her for the holidays and soon find themselves on a real adventure. With map in hand they explore a nearby cave, hoping to find out if X really does mark the spot for the pirate's treasure.
It's a fun and exciting story with wonderful illustrations that spark the imagination of child and adult alike.
