Thea Stilton And the Secret City written by Elisabetta Dami is a children’s book, narrated by its title character Thea Stilton, a mouse. Thea Stilton is the adventurous sister of Geronimo Stilton. She is a special correspondent for The Rodent’s Gazette, Mouseland’s most popular newspaper. Thea Stilton and the Thea Sisters - Nicky, Colette, Pamela, Paulina, and Violet - set off to Peru when they all learn that Paulina’s friend is in danger. An amazing adventure is in store for them as they climb the Andes mountain in search of a missing archaeologist. During their climb, they get many clues to a secret hidden city. The plot gets exciting, and they go in search of the mysterious treasure in the secret city of Incas.

Geronimo Stilton is the pseudonym of the famous Italian writer Elisabetta Dami. She has written the famous series of books on Geronimo Stilton. She co-owns the Italian based publishing company called Edizioni Piemme. She likes to get all her ideas through her travels to places around the world.