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.Holey cheese, what an adventure! I was off to the Ratlápagos Islands with my family in search of a long-lost buried treasure. But oh, how I hate traveling! Being on a ship in the middle of the sea wasn't my idea of a fabumouse time. And I was beginning to suspect that we weren't the only ones searching for the treasure. . .

Geronimo and his friends set sail to the Ratlapagos Islands to search for a sunken treasure but they aren't alone.

Geronimo's sixth magical expedition! I, Geronimo Stilton, was shocked to find myself back in the Kingdom of Fantasy for a sixth time. I was needed to fulfill the Ancient Gemstone Prophecy!The evil empress of the witches was after the Royal Sapphire. If she united it with her Royal Ruby, it would give her immense power. The entire Kingdom of Fantasy was in danger! It was up to me to find the two gemstones first, with the help of new friends -- and this time, I had to travel in disguise. Cheese niblets! What an incredible journey!

Geronimo and his friends set sail to the Ratlapagos Islands to search for a sunken treasure. He soon begins to suspect that they aren't the only ones looking for the treasure.

Holey cheese, what an adventure! I was off to the Ratlapagos Islands with my family in search of a long-lost buried treasure. But oh, how I hate traveling! Being on a ship in the middle of the sea wasn't my idea of a fabumouse time. And I was beginning to suspect that we weren't the only ones searching for the treasure. . . .

When Thea goes missing on Easter Island while searching for a mysterious treasure, Geronimo Stilton and his companions race to the area to save her

Join Geronimo for his biggest, most fabumouse adventure yet! Dragons, mermaids, and much, much more await readers in this very special edition!I knew from the start that it was no ordinary day, but I certainly didn't expect to find a golden staircase in my attic. Up at the top, there was a door. And beyond the door was a world I never could have imagined -- the Kingdom of Fantasy! Along with my guide, a frog named Scribblehopper, I set off on an incredible adventure to save the Queen of the Fairies. But along the way, I had to face giant scorpions, witches, sea serpents, pixies, and dozens of other creatures that I had only ever heard stories about. Holey cheese, what a journey! Could I save the Queen . . . and my own tail?