"Amy and Dan have seen many surprising things on the hunt for the 39 Clues. But this photo could be the most shocking of all. It's a picture of their parents, Hope Cahill and Arthur Trent, standing in front of an American embassy in…? Who sent this photo to Amy and Dan? Some kind stranger who wants to help the orphaned siblings…or someone trying to lure them into a deadly trap? And, more important, does the image provide any hints to Amy and Dan's next location? Examine the card to investigate the question plaguing Clue hunters around the world: Where are Amy and Dan?! Then confirm your guess by reading The 39 Clues Book 5: The Black Circle. Available August 11!"