The world's most famouse painting is hiding a big secret! An X-ray of the Mona Mousa reveals a strange riddle. Solving the clues takes Geronimo to the most dangerous parts of the city. But facing the fur-raising rollercoasters and vicious octopuses will all be worth it for the amazing treasure at the end. Won't it?

It was Christmastime on Mouse Island, and I couldn't wait to celebrate with my friends and family. Until I learned that they were all traveling out of town for the holidays, and I'd be spending Christmas alone! I was depressed. I was down. I was despondent. And I was starting to feel like a real grinch! I wandered the streets of New Mouse City, feeling sorry for myself. But then I discovered an amazing surprise that taught me the true meaning of...

Mouse journalist Geronimo Stilton sets out in a hot-air balloon to find a legendary island covered in silver only to be attacked by a ship of pirate cats.

Geronimo explores a haunted mansion populated by ghosts.

Sometimes a busy businessmouse like me needs a nice, relaxing vacation. But of all the rotten rats' luck -- every time I tried to get away, disaster struck. My aunt Dizzy Fur's mouse hole caught on fire, my office was flooded, and our printing press broke down! When I was finally ready to depart, all the good trips were booked up. I was stuck in a flea-ridden old hotel, sharing a room with a bunch of Gerbil Scouts! I couldn't wait to get back to my...

Presents three adventure stories featuring Gerónimo Stilton, a best-selling author and editor-in-chief of "The Rodent's Gazette" in New Mouse City, in which he searches for buried treasure, visits the Cheese Pyramid in Egypt, and discovers a mansion haunted by cats.

Geronimo Stilton is a newspaper-writing, adventure-loving mouse who is taking the world by storm!

Scary costumes? Spooky parties? Nobody dislikes Halloween more than Geronimo. But when he is given twenty-four hours to write a spooktacular Halloween book, Geronimo must journey to Creepella von Cacklefur's chilling house to research the worst holiday of the year. Will this 'fraidy mouse survive Halloween and will he get his book written in time?