While exploring a long-abandoned ruin in Ireland, Keira Sullivan discovers what she believes is the ancient stone angel from a shadowy myth. Rescued by Simon Cahill after the ruins collapse, Keira returns to Boston with Simon. There they realize that the long-forgotten myth has awakened a murderer.

"On a mission to recover the Book of the Wars, Leif and his team are diverted by a prophecy that foretells of sinister guardians who will decimate the enemies of the ArC. As they try to stop the guardians, danger creeps closer to home. The implications could tear them apart"--

"In Pianos and Flowers we are invited, through the medium of sepia images, to glimpse a world long departed. In these stories, inspired by long-lost photographs, the lives of the people in the frame are imagined and then explored, layer by layer. What must have it like to be them? We hold our breath for them. Our heart beats faster for them. We look again at the photograph in a new light, and say Yes, it might have happened just like that"--

As Wade, Darrell, Lily, and Becca continue their search for an ancient relic, Wade's mother is kidnapped by Galina Krause, leader of the present-day Teutonic Knights.

"Done waiting for answers, former Navy SEAL Leif Metcalf seizes control and teams up with his greatest enemy--a move that comes with a deadly risk. Torn apart by opposing views on how to handle Leif's act of treachery, team Reaper hunts one of their own--agreeing only on starting, not stopping, the final battle prophesied in the Book of the Wars"--

Gideon Crew--brilliant scientist, master thief, intrepid adventurer--is shocked when his former employer, Eli Glinn, vanishes without a trace, and Glinn's high-tech lab Effective Engineering Solutions shuts down seemingly overnight. Fresh off a diagnosis that gives him only months to live, Crew is contacted by one of his former coworkers at EES, Manuel Garza, who has a bead on one final treasure hinted at in EES's final case, the long-awaited translation...

When the body of an American archaeologist turns up in the Yangtze, Liu Hulan, an agent for the Chinese government, and her American husband, David Stark, investigate and find that the murder may be tied to a missing priceless artifact.

When Geromino Stilton and his friends time travel to three different centuries seeking artifacts missing from the mouseum, they meet Alexander the Great, Queen Cleopatra, Francis Drake, and Mozart.

Twelve-year-old Aru stretches the truth to fit in at her private school, but when she is dared to prove an ancient lamp is cursed, she inadvertently frees an ancient demon.

Days before a massive exhibition at the New York Museum of Natural History, visitors are being murdered. Autopsies indicate that the killer cannot be human. The museum's directors decide to go ahead with the bash in spite of the murders. Now museum researcher Margo Green must find out who or what is doing the killing. Does she have time to stop a massacre?