Description:

Geronimo's adventurous sister Thea narrates this fabulous adventure that's packed with action, mystery, and friendship! In this amazing adventure, Thea's friends the Thea Sisters head to Peru, where a good friend of Paulina's is in danger. There, the five mice climb the Andes mountains in search of a mysterious treasure that's hidden in the Secret City of the Incas. Readers will love following the clues to help the Thea Sisters solve the mystery! ** ### About the Author Thea Stilton is a special correspondent for The Rodent's Gazette, Mouse Island's most famouse newspaper. A graduate of Mouseford Academy, Ms. Stilton loves traveling and adventures. Find out more at www.scholastic.com/geronimostilton.