The first four Thea adventures and travel journal in a collectible slipcase! Journey around the world with the Thea Stilton and the Thea Sisters as they unravel four nail-biting mysteries. Explore secret passages and underground tunnels, and investigate the disappearance of a student at Mouseford Academy. Fly to Australia to find out why a family ranch is losing all its wool! Dive into the deep ocean to uncover the secrets of a mysterious shipwreck. Explore Peru and discover treasure hidden in the Secret City of the Incas. Plus record your experiences in your very own travel journal!
