Geronimo is invited by his friend Creepella von Cacklefur to her family's spooky castle, and he is surrounded by the gloom of the castle as well as by Creepella's creepy family!

Eight-year-old Jack and his younger sister Annie use the magic treehouse to travel back to the Middle Ages, where they explore a castle and are helped by a mysterious knight.

Welcome to Provence, where the Lady of the Chateau, Séraphine Demargelasse, has opened its elegant doors to her granddaughter Darcy and three friends. Twenty years earlier, the four girlfriends studied abroad together in France and visited the old woman on the weekends, creating the group's deep bond. Amid winery tours, market visits, and fancy dinners, it becomes clear that each woman has a hidden reason for accepting the invitation. When Séraphine...

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

In their magic treehouse, Jack and Annie are again transported to King Arthur's realm, where invisible beings, giant ravens, and mistaken magic spells have a duke's castle in an uproar on Halloween night.

Geronimo, Thea, and Trap are exploring a mysterious old castle built by the founder of New Mouse City. Can they unlock all its rooms and discover its secrets?

Eric and his friends learn that Zorfendorf Castle holds a secret which they must prevent from falling into the hands of Emperor Ko.

Ibb, curious about the lone castle in her town, forms a long-distant friendship with the guard and, despite warnings there is something fearful inside, accepts his invitation to enter.

When the dangerous ancient wizard Arkwright escapes the dungeon and goes missing within the Castle, Princess Celie must find the wizard and save her family.

The 1934 journal of seventeen-year-old Cassandra Mortmain reveals her perspective on six stormy months in the eccentric and poverty-stricken life of her family in a ruined Suffolk castle, ending with the revelation that Cassandra is deeply in love.