The Adventures Of Tintin: Red Rackham's Treasure is a continuation of the story started in The Secret Of The Unicorn. In this book, Tintin and Captain Haddock set off on a treasure hunt.
Summary Of The Book
In The Secret Of The Unicorn, Tintin buys a model ship in an old market as a gift for Captain Haddock. It turns out that the model ship contains clues about the treasure of the pirate chief Red Rackham. The model ship had been created by the Captain?s ancestor, Sir Francis Haddock, after he was rescued from a deserted island. Sir Francis had killed the pirate who had taken over his ship, the Unicorn, which matches the design of the model ship