Sean Wyatt quit working for the United States government years ago but after recent events, he's come to realize his particular set of skills might still be needed to keep the world a little safer. With an evil mastermind behind a twisted plot, Sean is on the clock with less than 72 hours to find a Nazi device known as die glocke [the bell] before a for-profit terrorist cell known as The Black Ring executes an innocent woman. 

Since the dawn of civilization, a hidden hand has gripped mankind. Operating in darkness with limitless wealth and power, this ancient Shadow Caste has controlled every major event in human history - mass migrations, revolutions, plagues, even two world wars. But now these ancient “caretakers” want to change the global experiment. Civilization is too successful, they believe, and our overpopulation threatens the existence of all life on earth. 

Out of work and on the run after a shocking betrayal by his brothers-in-arms, the ex-Special Forces commando hasn’t stopped moving for months. He can’t. Some of the same soldiers who left him for dead in the Middle East still want his head. And they’re getting closer. So far, he’s been lucky. But Dak is low on money and nearly out of time. All he needs is an easy gig. A place to lie low, bank some cash, and quietly figure out his next move. 

Antiquarian bookseller Robin Jessop has acquired a strange medieval volume. What appears to be a book is a cleverly disguised safe, in which she finds a single rolled parchment, written in code. For encryption expert David Mallory, the text is impenetrable. Until an invaluable clue opens the door to a conspiracy, stretching back seven centuries. Now Jessop and Mallory find themselves on a desperate hunt that could change history, topple an empire and bury them both alive. Because soon they’re not only the hunters. They’re also the hunted.

Half a century ago, an aberration was spotted by one of our earliest satellites, and summarily dismissed as a hardware malfunction. But it was no aberration. And no malfunction. It was an accidental glimpse of something extraordinary, and very old. Mocked for decades, the man who designed the satellite is now dead. With the system's original data firmly in the hands of former NTSB investigator Joe Rickards and anthropologist Angela Reed.

The Ghent Altarpiece is the most violated work of art in the world. Thirteen times it has been vandalized, dismantled, or stolen. Why? What secrets does it hold? Enter UNESCO investigator, Nicholas Lee, who works for the United Nations’ Cultural Liaison and Investigative Office (CLIO). Nick’s job is to protect the world’s cultural artifacts—anything and everything from countless lesser-known objects to national treasures. When Nick travels to Belgium for a visit with a woman from his past, he unwittingly stumbles on the trail of a legendary panel from the Ghent Altarpiece.

A thrill-seeking Harvard linguistics professor and an ultrasecret branch of the Catholic Church go head-to-head in a race to uncover the secrets of the lost city of Atlantis. The ruins of the technologically advanced, eerily enigmatic ancient civilization promise their discoverer fame, fortune, and power...but hold earth-shattering secrets about the origin of man. While world-famous linguist and archaeologist, Thomas Lourds, is shooting a film that dramatizes his flamboyant life and scientific achievements, satellites spot impossibly ancient ruins along the Spanish coast.

Summoned to Rome by an old friend, a Jesuit scholar finds himself using a code discovered in the Bible to unearth an ancient, hidden chapel in the catacombs under the city. When a rogue force of Vatican security officials are alerted to his discovery, the priest flees to the Holy Land with a clue...a clue that will lead him and a team of Israeli Christians to a much larger secret in the middle of the barren Negev Desert.

It begins in Africa. A United Nations relief team in a small village in the Congo makes an alarming discovery. An unknown force is leveling the evolutionary playing field. Men, women, and children have been reduced to a dull catatonic state. The environment surrounding them—plants and animals—has grown more cunning and predatory, evolving at an exponential pace. The insidious phenomenon is spreading from a cursed site in the jungle—known to locals as the Kingdom of Bones—and sweeping across Africa, threatening the rest of the world.

When Jake Crowley rescues Rose Black from assailants on the streets of London, the two find themselves embroiled in a mystery that could cost them their lives. People are dying, and all the victims have one thing in common with Rose: a birthmark in the shape of an eagle. From beneath the streets of London, to castle dungeons, to the heart of Christendom and beyond, Jake and Rose must race to stay alive as they seek to unlock the secrets of the Blood Codex.

Two candidates are vying to become Chancellor of Germany. One is a patriot having served for the past 16 years, the other a usurper, stoking the flames of nationalistic hate. Both harbor secrets, but only one knows the truth about the other. They are on a collision course, all turning on the events of one fateful day - April 30, 1945 - and what happened deep beneath Berlin in the Fürherbunker. Did Adolph Hitler and Eva Braun die there? Did Martin Bormann, Hitler’s close confidant, manage to escape?

In 1959 Tibet, a Buddhist artifact of immense importance was seemingly lost to history in the turmoil of the Communist takeover. But when National Underwater and Marine Agency Director Dirk Pitt discovers a forgotten plane crash in the Philippine Sea over 60 years later, new clues emerge to its hidden existence. But Pitt and his compatriot Al Giordino have larger worries when they are ordered to recover a failed hypersonic missile from Luzon Strait. Only someone else is after it, too.

During a trek to Loch Ness, Scotland, a young Charles Darwin encounters a mysterious and terrifying creature that provides a spark for his evolutionary theory. Almost 200 years later and across the Channel in Paris, the Eiffel Tower is under attack. Only through detective work, intuition, and a judicious application of high-tech weaponry does former Army combat engineer Tyler Locke prevent a massacre.

One small handwritten letter, sent from a dark, remote corner of the planet and lost in the system for 60 years, is about to change the entire human race. Outside Denver, Colorado, Joe Rickards stands over a small aircraft wreckage, studying burnt remains still smoldering in a field of freshly fallen snow. He's an investigator for the NTSB, working to carefully roll back the last several hours and identify the cause of the accident. But this time, he can't.

Lucas Tappan, a wealthy and eccentric billionaire and founder of Icarus Space Systems, approaches the Santa Fe Archaeological Institute with a proposal for an excavation - and a hefty donation. Hoping to bring welcome publicity to the privatized space travel industry, he wants to finance a careful, scientific archaeological excavation of the 1947 Roswell Incident site. The Institute agrees and Nora Kelly, much to her annoyance, is tasked with the job. Instead of the evidence of a crashed UFO, Nora's excavation immediately uncovers two unknown murder victims buried at the site.