My sister, Thea, had discovered an enormouse old castle built by the founder of New Mouse City She and Trap dragged me along with them to explore it. Inside, we found one hundred keys... but only ninety-nine doors to unlock. What mysterious room did the hundredth key open? It was up to us to find i[...]

Geronimo Stiltonix and the spacemice are visiting a planet where the most delicious wild mozzarella grows. Yum But the planet is plagued by the slurp monster -- a scary alien who wants all the mozzarella for himself Can the spacemice restore harmony on this cheesy planet without getting slurped up[...]

I, Geronimo Stilton, was called to the Kingdom of Fantasy for the tenth time A fairy princess had called me there. She needed my help: The most powerful and dangerous wizard in the realm wanted to capture her -- and conquer the entire kingdom
The wizard was hunting for special magical objects [...]

Geronimo Stilton travels back in time to save the future, by protecting the past from his arch nemeses, the Pirate Cats. These devious felines plan to change history to make them supreme rulers of Mouse Island! First, Geronimo and company join Christopher Columbus on his voyage from Italy to America[...]

What begins as a relaxing vacation turns into a time-traveling adventure, where Geronimo Stilton must travel to Khanbalik, or "The City of Khan" (modern day Beijing) in 13th Century China where he encounters Kublai Khan and Marco Polo. This time, Geronimo and friends must stop the Pirate Cats from c[...]

When Geronimo's nemeses the Pirate Cats try to travel to through time to the year 1889, they accidentally end up in 37993 BC! When the cats meet their Neanderthal ancestors, they hear the legend of a Giant Wooly Mammoth and come up with a plan to capture it and bring it back to the present, making t[...]

The Pirate Cats have had their plans foiled by Geronimo Stilton time and time again, due to the help from Geronimo's friend Professor Volt. The Pirate Cats decide to better their odds by getting rid of Professor Volt; kidnapping him and leaving him in the Cretaceous Period - a time when the earth wa[...]

The Pirate Cats usurp the power of the press! The Pirate Cats, led by Tersilla of Catatonia, are hitting Geronimo where he works - they have traveled back in time in order to steal Johannes Gutenberg's original printing press! What mad scheme do the Pirate Cats have for the purr-loined presses? Gero[...]

Geronimo, Trap, Pandora, Benjamin and Patti return to the era of Louis XIII on the trail of the Pirate Cats. At Fontainebleu Castle they enroll in Richelieu's army of mousketeers and are commanded by the cardinal to oppose two brigands in the area. The mice discover that the brigands are no other th[...]

Thanks to one of the Lumiere brothers' first screenings, Paris in 1896 is the site of a historic event: the birth of motion pictures. The Pirate Cats go back in time to steal the brilliant invention, the cinematograph, in order to go down in history as the inventors of the movies! Can Geronimo and h[...]