Symbologist Robert Langdon returns in this new thriller follow-up to The Da Vinci Code, set in Washington, D.C.

Based on Dan Brown's international bestselling thriller "The Lost Symbol," the series follows the early adventures of young Ivy League symbologist Robert Langdon, who must solve a series of deadly puzzles to save his kidnapped mentor and thwart a chilling global conspiracy.

"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,...

While in Paris on business, Harvard symbologist Robert Langdon receives an urgent late-night phone call: the elderly curator of the Louvre has been murdered inside the museum. Near the body, police have found a baffling cipher. While working to solve the enigmatic riddle, Langdon is stunned to discover it leads to a trail of clues hidden in the works of Da Vinci--clues visible for all to see--yet ingeniously disguised by the painter. Langdon joins...

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.

A battle-weary Marine is assigned to guard - and ultimately befriends - a young Navajo soldier who has been trained to be a code talker. This code, the Navajo code, and the men who knew the code, were to be guarded as they went into action. It was the unspoken duty of the Marine to kill the Navajo soldier before he could be taken prisoner of war by the Japanese. This is the one wartime code that was never broken by the enemy.

At the height of World War II in the Pacific, two secret organisations existed in Australia to break the Japanese military codes. They were peopled by brilliant and idiosyncratic cryptographers with achievements in mathematics and the classics. These men patiently and carefully deciphered the Japanese signals, ultimately making a significant contribution to the victories at Midway, Coral Sea and Milne Bay... But this is more than a story of codes....

A pair of British female codebreakers help American cryptographers solve murder cases in San Francisco.

From New York Times bestselling author Kay Hooper comes a classic tale of love undeniable, as two government agents posing as newlyweds learn the real meaning of “undercover.”
 
Sarah Cavell is a beautiful, brilliant cryptographer with the uncanny ability to crack any code. But her most daunting challenge may be reading the true feelings of her new “husband,” Rafferty Lewis, the secretive federal...

When Robert Langdon wakes up in an Italian hospital with amnesia, he teams up with Sienna Brooks, a doctor he hopes will help him recover his memories. Together, they race across Europe and against the clock to stop a madman from unleashing a global virus that would wipe out half of the world's population.