Tensions run high in the explosive eighth book of The 39 Clues the #1 New York Times bestselling series. As the race to find the 39 Clues builds to its explosive finish Amy and Dan must explore the ancient culture of (SORRY-TOO TOP SECRET TO REVEAL) and steal a clue guarded by thousands of the worlds best-trained soldiers. Its the most dangerous clue search yet . . . and it may mean the end for Amy and Dan.