|This article is about the 1997 magazine story. You may be looking for the tank engine, the Railway Series book, the 2002 magazine story, the Random House book, the Story Library book, the Engine Adventures book, the My First Railway Library book or the board book.|
- "The only thing is, it's built out of sand!"
- ―Percy after describing a grand castle
Percy is a rhyming magazine story.
Percy describes a castle with a long bridge, a big splendid gate, two tall towers, a moat filled with water, and a flag flying from the top. It turns out to be a sandcastle.