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

"Rancid rat hairs! I'd been spending so much money lately, I had none left in the bank! Even worse, when my grandfather found out, he sent me off to Moldy Manor. There, miserly Uncle Stingysnout would teach me to be better at saving. How terrible! Could I learn to be less wasteful without going crazy?" --

"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.

Accepting an ugly crystal figurine from Petunia Pretty Paws, Geronimo Stilton discovers a mysterious message inside the figurine from a Venetian mouse who requires assistance.

Geronimo Stilton and his cousin Trap journey to the Moon in order to stop the evil Pirate Cats from thwarting the Apollo 11 mission.

When Wild Willie showed up at my door and invited me to travel with him to Japan, I jumped at the chance. We were in search of an ancient, legendary samurai scroll that holds the secret to a long-lost fighting technique. The scroll had fallen into the wrong hands, and it was up to me and Wild Willie to track it down and save the day. But first, we would have to fight a group of talented ninjas. Holey cheese -- this would be one adventure I would never...

Geronimo's laptop is stolen just as he's finishing up writing a special book! Can he and his friends hunt it down in time for his tenth-anniversary party?"--Dust jacket.

The Pirate Cats, Geronimo's worst enemies, have discovered a way to travel back in time, and now they're out to steal the Mona Lisa! But this time, they have a new plan that may keep Gernimo and his friends from ever stopping them again!

The Pirate Cats, Geronimo's worst enemies, are in 18th century italy to steal musical scores by Mozart before he can perform at a historic concert.

After receiving a mysterious message summoning him to a meeting, Geronimo Stilton finds himself back in the Kingdom of Fantasy, summoned by the Elves, who want him to travel to the Great Explanatorium to find an answer to the earthquakes that are threatening the Kingdom.