Other Books in Series
This is book number 4 in the Geronimo Stilton: Thea Stilton series.
For use in schools and libraries only. 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. Reade