PLAYAWAY: Matt's dad has disappeared. An eminent archaeologist, he's left Matt a cryptic message with clues that lead him to the mysterious Julius Venture and a dangerous treasure hunt. Soon Matt is crossing continents, deciphering codes and exploring ancient ruins, with monstrous enemies hot on his heels. If Matt wants to see his dad alive he's got to get to the treasure first. And all paths seem to lead to the same place, a magnificent pyramid hidden in the Peruvian jungle. Matt's about to discover a secret that will rewrite history books and blow open the greatest mystery of all: Atlantis.