In this electrifying adventure from James Rollins, the #1 New York Times bestselling author of the Sigma Force series, Commander Gray Pierce returns to solve a centuries-old secret, one coded in prophecies of doom.

At Princeton University, a famed geneticist dies inside a biohazard lab. In Rome, a Vatican archaeologist is found dead in St. Peters Basilica. In Africa, a US Senator's son is slain outside a Red Cross camp. Three

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After a mountainside massacre yields a grim message, Painter Crowe, director of Sigma Force, must join with Commander Grayson Pierce and an unlikely ally if he is going to get to the root of a conspiracy that stretches back to a lost prehistoric colony in America.

"Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Marie Curie to Harry Houdini is related to the Cahills, yet the source of the family's power is lost. 39 Clues hidden around the world will reveal the family's secret, but no one has been able to assemble them. Now the clues race is on, and siblings Amy and Dan must decide what's important: hunting clues or uncovering what really happened to their parents."--...

When a mysterious letter written in code arrives at King's house for his human, Kayla, he follows the trail of the person who left it.

Jax and Ethan must decode an ancient Greek cipher to uncover the location of two magical urns before the urns are used to remove all faith and love from the world.

What if everything you thought you knew about Stonehenge was wrong? When agoraphobic genius Salem Wiley lands her dream job as an FBI cryptanalyst, she vows never to return to the witch hunt underworld, where ancient secrets encrypted by hunted women have the power to rewrite history. Her resolve disappears when sweet Mercy Mayfair, the child she is pledged to protect, is kidnapped. As the clock ticks, Salem must face the terrible truth that there...

The key to saving America lies deep in the Guatemalan Jungle Yesterday in Panama, ten masked gunmen assassinated the vice president of the United States. The only clue to find them is an encrypted message that nobody can decode. Not even expert hacker Tanner Stone. But when it seems that the key to cracking it lies in Guatemala, Tanner and his family quickly find themselves on a last-minute vacation, an undercover mission to locate an ancient...

Egyptologist Daniel Knox's lifelong fascination with Alexander the Great and his tomb, a fabled wonder of the ancient world, could be the death of him. After construction workers excavating in Alexandria expose a catacomb dating back to ancient times, Knox eagerly sneaks in to scout the cavernous and dusty site. Among the relics he finds clues that may solve one of the world's greatest mysteries: the last resting place of Alexander the Great.An unconquerable...

Unable to return to their normal lives despite the end of the Clue hunt, new Madrigal leaders Amy and Dan anxiously prepare for a retaliatory strike by the Vespers, who kidnap a number of Cahill family members and demand that Amy and Dan steal a famous painting.

Aidan and Sarah Cooper begin to decipher a mysterious coded document that they discovered in a secret compartment of an antique English desk their father recently bought at an auction, and as they become more involved in the piece, which seems to be referring to the story about the origin of Peter Pan, a powerful being begins to pursue them.