![Thea Stilton #28: Thea Stilton and the Riddle of the Ruins](http://childrenstreehouse.ca/cdn/shop/products/2b7c6dfa21f20aa49e291ff36b8c23d7_{width}x.png?v=1569306697)
Thea Stilton #28: Thea Stilton and the Riddle of the Ruins
The Thea Sisters participate on a dig at Hierapolis. During their visit to the excavation site, Professor Brenninger unearths a series of priceless and very old figurines. But the Thea Sisters soon figure out that it's a scam. They start to investigate and discover that the figurines are fake, exposing Professor Brenninger's plans.