In a series of letters, Grandfather reveals his adventures with his remarkable little dog Roo and the captain of the Unsinkable, as they go in search of the Door to the Sea, the Forgotten Sea, and the Great Cod Bank.
A series of letters from Grandfather reveal his adventures in Australia with the remarkable little dog Roo, as he seeks his long-lost older brother, Uncle Vincent, who went there to find gold when he was seventeen.