More than 18 million Geronimo Stilton books in print!Finally, I was about to leave for a relaxing vacation all by myself. I was ready to kick back and connect with nature. But somehow, my peaceful trip turned into a crazy treasure hunt in the beautiful Black Hills of South Dakota with the entire Stilton clan in tow! Our journey even included a hot-air balloon ride to Mount Rushmore. Holey cheese! This was one adventure I'd truly remember.

Geronimo's relaxing solo vacation in the Black Hills of South Dakota turns into a crazy treasure hunt, with the entire Stilton clan in tow.

Fairies, dragons, wizards, and more await Geronimo on every magical Kingdom of Fantasy adventure! For the first time ever the magic of the Kingdom of Fantasy reaches the streets of New Mouse City!

Geronimo Stilton's vacation plans are interrupted by the entire Stilton clan and a treasure hunt in the Black Hills of South Dakota, where he takes a hot-air balloon ride to Mount Rushmore.

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.

Holey cheese! Join Geronimo as he returns to the Kingdom of Fantasy for a third amazing adventure!In this 320-page, full-color hardcover adventure, Geronimo returns to the Kingdom of Fantasy when he learns that the Kingdom has fallen under an endless, freezing winter and the Queen of the Fairies is in danger. Once there, Geronimo explores fantastical new lands and travels on a magical talking ship. Can Geronimo extinguish a threatening volcano in time to restore peace and springtime to the Kingdom of Fantasy? He is put to the test on this extraordinary quest!

Enter the world of Geronimo Stilton, where another funny adventure is always right around the corner. Each book is a fast-paced adventure with lively art and a unique format kids 7-10 will love.Oh, how I hate traveling! So when I got an invitation to visit a long-lost relative who lives far, far away, I wasn't squeaking with joy. But Thea, Trap, and Benjamin thought it sounded fabumouse. They dragged me along to the crazy castle on Penny-Pincher Peak. Rat-munching rattlesnakes! I never should have agreed to go with them. . . .