Pierre the Explorer has a new case. Mr. X has stolen the Stone of the Labyrinth, which has the power to turn the entire Opera into a labyrinth. Can you help Pierre and his friend Carmen find their way through the mazes – and stop Mr. X before it's too late?

This beautifully illustrated book contains 15 full-page illustrations of intricate, magical mazes. Take a walk through a fantastical world beneath cities, hot air balloons, tree-top towns, and haunted houses. Follow your path through each maze, find the clues, and solve additional mystery challenges along the way.

Hours of puzzle fun for all explorers aged 8+. At the end of the book, there is a page with the answers and routes through the mazes and other solutions.