Commander Gray Pierce and Sigma Force set out to discover a truth tied to the fall of the Roman Empire, to a mystery going back to the birth of Christianity, and to a weapon hidden for centuries that holds the fate of humanity.

"Jacobite exile Mary Dundas is filled with longing--for freedom, for adventure, for the family she lost. When fate opens the door, Mary dares to set her foot on a path far more surprising and dangerous than she ever could have dreamed. As Mary's gripping tale of rebellion and betrayal is revealed to [amateur codebreaker Sara Thomas, she] faces events in her own life that require letting go of everything she thought she knew--about herself, about loyalty,...

At the reading of their grandmother's will, Dan and Amy Cahill are given the choice of receiving a million dollars or uncovering the 39 clues hidden around the world that will lead to the source of the family's power, but by taking on the clues, they end up in a dangerous race against their own family members. Maze of bones is the first in a series of 10 books. The publisher offers an online game as well.

Robert Langdon, Harvard professor of symbology and religious iconology, arrives at the Guggenheim Museum Bilbao to attend the unveiling of a discovery that "will change the face of science forever". The evening's host is his friend and former student, Edmond Kirsch, a forty-year-old tech magnate whose dazzling inventions and audacious predictions have made him a controversial figure around the world. This evening is to be no exception: he claims he...

"All of England thinks Phillip Camden a monster - a man who deliberately caused the deaths of his squadron. But as nurse Arabelle Denler watches the so-dubbed "Black Heart" every day, she sees something far different: a hurting man desperate for mercy. And when their paths twist together and he declares himself her new protector, she realizes she has her own role to play in his healing." -- Provided by publisher.

"Lineage Most Lethal is the captivating second mystery in S. C. Perkins' Ancestry Detective series, in which Texas genealogist Lucy Lancaster grapples with murders in both the past and present. It's the week before New Year's Eve and genealogist Lucy Lancaster is mixing work and play quite nicely at the boutique Sutton Hotel in Austin, Texas. After two months of research she's finalizing her presentation for hotel heiress Pippa Sutton, her latest...

"Eva Traube Abrams, a semi-retired librarian in Florida, is shelving books one morning when her eyes lock on a photograph in a magazine lying open nearby. She freezes; it's an image of a book she hasn't seen in sixty-five years -- a book she recognizes as The Book of Lost Names. The accompanying article discusses the looting of libraries by the Nazis across Europe during World War II -- an experience Eva remembers well -- and the search to reunite...

"Salem Wiley is a genius cryptanalyst, courted by the world's top security agencies ever since making a breakthrough discovery in her field of quantum computing. She's also an agoraphobe, shackled to a narrow routine by her fear of public places. When her mother's disappearance is linked to a plot to assassinate the country's first viable female presidential candidate, Salem finds herself both target and detective in a modern-day witch hunt. Drawn...

Joining the elite Bletchley Park codebreaking team during World War II, three women from very different walks of life uncover a spy's dangerous agenda years later against the backdrop of the royal wedding of Elizabeth and Philip. 1940. As England prepares to fight the Nazis, three very different women answer the call to Bletchley Park, where the best minds in Britain train to break German military codes. Osla puts her fluent German to use as a translator...

In an attempt to fit in, Zoey develops an app called the Cool Code with a cute llama avatar that will tell her everything from what to say to what to wear based on pop culture algorithms she's uploaded.