"I invited my friend Petunia Pretty Paws to visit the Bay of Whales with me. But our trip got off on the wrong paw, and my relaxing vacation turned into a real nightmare. That is, until Petunia and I came across a great white whale that needed our help" (publisher).

Geronimo Stilton participates in the New Mouse City Song Festival, after his friend Champ Strongpaws enters him.

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

Geronimo travels to Ratzikistan to help his grandfather write a travel guide about this remote area.

Ho, ho, ho! I love Christmas in New Mouse City. But this year, there was just too much work to do at my newspaper, The Rodent's Gazette. I was so busy, I could hardly even squeak! And my friends and family were getting their tails in a twist because I didn't have time to celebrate. Cheese niblets! If only I had my own team of reindeer and could fly far, far away to Santa's Toy Factory ...

En mitad de una tempestad, un globo se precipita al océano. Los náufragos encuentran refugio en una isla desierta, envuelta en el misterio. ¿Conseguirán sobrevivir?

Asked by a Bollywood star for help protecting a valuable ruby, Geronimo Stilton and Hercule Poirat are inadvertently cast in the actress's film in spite of limited acting skills and are horrified when an anonymous thief makes off with the ruby.

The world's most fa-mouse 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 hair-raising rollercoasters and vicious octopuses is all worth it for the amazing treasure at the end of the trail. Isn't it?

"Geronimo decides to buy his aunt's old farm where he used to spend the holidays. It's filled with memories from his childhood! There is a large oak tree in the yard that holds legendary secrets to unlock"--Amazon.

The underwater kingdom of Aquamarina is in trouble because the enchanted Music of the Sea has stopped playing--so Thea and the Thea Sisters, together with their friend Will Mystery set out on a dangerous mission to find the Sea Violin which will restore color and life to the Kingdom.