Uncle Samuel S. Stingysnout invites the whole Stilton family to creepy, faraway Penny Pincher Castle for a big surprise.

Geronimo Stilton's peaceful trip to the beautiful Black Hills of South Dakota turns into a crazy treasure hunt with the entire Stilton clan in tow.

Creepella investigates mysterious holes around Squeakspeare's mansion - could legendary pirate Morgan Blackwhisker be searching for his lost buried treasure?

Geronimo Stilton visits Australia where he has an adventurous time dodging sharks and snakes, and getting lost in the Outback.

Geronimo joins the effort to rescue Blossom, Queen of the Fairies, who has been kidnapped by the Queen of the Witches and taken to the Kingdom of Nightmares.

Geronimo Stilton is entered in the Mouse Island Marathon by his friend Champ Strongpaws who then forces him to train for it.

"My friend Hercule Poirat and I were called to investigate mysterious events at the famouse Grand Hotel in New Mouse City. There was a ghost haunting the hotel and scaring guests! It was wearing clanking armor and carrying a ball and chain. I know that ghosts don't exist, but this was pretty spooky. Would Poirat and I be able to solve the mystery of the haunted hotel?"--P. [4] of cover.

When Geronimo gets lost looking for hidden treasures in the Gobi Desert, he comes across giant dinosaur bones.