Geronimo's troublemaker cousin gets trapped in Transratania and Thea drags Geronimo along on a rescue mission made even more dangerous by the presence of vampire bats.

Upon spotting a beautiful rodent in a coffe shop and then falling in love with her, Geronimo's clumsiness loses him a chance with her. Joining his family on a journey to the Eighth Wonder of the World, he makes a discovery that will help him win the heart of the ratette.

While on a wagon train adventure, Geronimo runs afoul of the wickedest rat in all of Cactus City.

An old friend forces Geronimo to visit her and her creepy family in a spooky old castle.

"Geronimo and Trap decide to start making organic honey with the help of some beekeepers. When the honey is ready, they face up against the evil Madam No."--

With a garbage thief on the loose in New Mouse City who is stealing organic waste, Hercule and Geronimo enlist the head of the Recycling Center to help, then discover that the thief has good intentions.

When Valentine's Day arrives, Geronimo is excited about celebrating until he opens up his mailbox, finds it empty, and begins to wonder if his friends and family forgot about him.

A subway tunnel haunted by ghosts? Ace reporter Geronimo Stilton is on the case! When my sister, Thea, told me a ghost was haunting New Mouse City's subway tunnels, I knew I had to get the scoop! So Thea, Trap, and I set off to investigate. We soon discovered that my rival Sally Ratmousen, the editor of The Daily Rat, was also on the trail of the mysterious ghost. But holey cheese, we were all in for the fright of our lives - because the ghost turned...

"When you're with Geronimo Stilton, it's always a fabumouse adventure! Trap had finally talked me into taking a relaxing vacation. But it turned out it wouldn't just be given to me. We were going to have to win it! I was on my way to Port Stinky to win a race against the wild. Could I stand the smell long enough to win?"--

Mighty mozzarella! A swarm of hungry insects is chewing up everything in Muskrat City. Even Superstilton's and Swiftpaws's capes have more holes in them than two slices of Swiss! Can the Heromice figure out who's behind the insect invasion? And can these bad bugs be stopped before they take over the city?