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.

During the election of a new Pope in the mid-18th century, famed violinist Antonio Vivaldi learns of a ring of art forgers who are replacing the Vatican’s priceless treasures with expertly-painted fakes. Desperate, the composer hides a message in a special melody, hoping someone, someday, will take down the culprits....

Harry Fox hunts artifacts for the Italian mob. When a forgotten manuscript suggests Great Britain's most famous king may not be fiction, Harry plunges headlong on a dangerous path to uncover the truth. Little does he know a shadowy alliance with ties to three of mankind's most powerful organizations follows his every move, desperate to stop him before he can uncover the truth behind the legend. Surrounded by enemies, Harry barrels across the globe and discovers the myth of King Arthur is far more real than anyone ever imagined. Can Harry survive to reveal the true story?

Former FBI profiler Adrian West is in Rome for a history conference when she learns that her friend and colleague, Dr. Sebastian Rossi, has been abducted.

An inexplicable explosion rocks the antiquities collection of a London museum and the race begins to determine how it happened, why it happened, and what it means.

Outside Denver, Joe Rickards stands over a small aircraft wreckage, studying burnt remains still smoldering in a field of freshly fallen snow...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. The details behind this tragedy don't add up. Unlike every other investigation of Joe's career, the facts make no sense. Each new piece of information only makes the accident more mysterious, and more baffling.

It's one of history's most enduring and controversial legends: the lost city of Atlantis. Archaeologist Nina Wilde is certain she's solved the riddle of its whereabouts - and with the help of reclusive billionaire Kristian Frost, his beautiful daughter, Kari, and ex-SAS bodyguard Eddie Chase, she's about to make the most important discovery in centuries. But not everyone wants them to succeed....

Fully armed and with all hands onboard, the nuclear submarine Starbuck sailed into the calm Pacific Ocean for sea trials - and vanished. No wreckage, no signals, no survivors: nothing...until ace maritime troubleshooter Dirk Pitt finds a single chilling clue in the shark-torn surf off Hawaii - the log of the Starbuck. 'Do not search for us, it can only end in vain....' A crazed journal of madness and death is all that remains.

Nora Kelly, a young archaeologist in Santa Fe, receives a letter written 16 years ago, yet mysteriously mailed only recently. In it her father, long believed dead, hints at a fantastic discovery that will make him famous and rich - the lost city of an ancient civilization that suddenly vanished a thousand years ago. Now Nora is leading an expedition into a harsh, remote corner of Utah's canyon country, but what she unearths will be the newest of horrors.

Kurt Austin and his crew are back to slake their thirst for action as they attempt to drown an eco-extortionist's plan to control the world's freshwater supply. From deep within the Venezuelan rain forest emanates the legend of a white goddess and a mysterious tribe with startling technical accomplishments. Few believe the tribe exists, and even fewer suspect its deity can change the course of history.

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.

Ten years ago, Calamity came. It was a burst in the sky that gave ordinary men and women extraordinary powers. The awed public started calling them Epics. But Epics are no friend of man. With incredible gifts came the desire to rule. And to rule man you must crush his will. Nobody fights the Epics...nobody but the Reckoners. A shadowy group of ordinary humans, they spend their lives studying Epics, finding their weaknesses, and then assassinating them. And David wants in. He wants Steelheart - the Epic who is said to be invincible. The Epic who killed David's father.

Jesuit Priest Michael Dominic’s assignment to the Vatican’s legendary Secret Archives results in his discovery of a hidden papyrus: the unpublished writings of Mary Magdalene - a lost record buried in Rome’s deepest recesses. The forgotten relic’s heretical revelation threatens the Vatican’s very legitimacy, and pits Michael against ruthless and powerful enemies. Desperate, he reaches out to Hana Sinclair, an investigative reporter with a record of tackling contentious subjects.

When ex-MI5 operative Joe Mason is sent to Rome to guard an elderly professor and his daughter, he thinks he’s in for an easy ride. But on their first day in the Vatican secret archives, a masked assassin gains entry, shoots Joe’s client in cold blood and steals an ancient manuscript. Giving chase, Joe can’t imagine what could lie within those pages that would make someone willing to kill. The search for answers leads Joe and his comrades in a race against time, across continents and into treacherous mountains.

Taita is a humble slave, an expert in art, poetry, medicine and engineering as well as keeping important secrets. He is the most treasured possession of Lord Intef. Yet when Intef's beautiful daughter, Lostris, is married to the Pharaoh, Taita is commanded to follow her and swiftly finds himself deeper than he ever could have imagined in a world of deception and treachery. But outside the palace, the great kingdom of Egypt is divided and in even greater danger. Enemies threaten on all sides, and only Taita holds the power to save them all....

Harry Fox hunts artifacts for the Italian mob. When a forgotten manuscript suggests Great Britain's most famous king may not be fiction, Harry plunges headlong on a dangerous path to uncover the truth. Little does he know a shadowy alliance with ties to three of mankind's most powerful organizations follows his every move, desperate to stop him before he can uncover the truth behind the legend. Surrounded by enemies, Harry barrels across the globe and discovers the myth of King Arthur is far more real than anyone ever imagined. Can Harry survive to reveal the true story?

During the election of a new Pope in the mid-18th century, famed violinist Antonio Vivaldi learns of a ring of art forgers who are replacing the Vatican’s priceless treasures with expertly-painted fakes. Desperate, the composer hides a message in a special melody, hoping someone, someday, will take down the culprits....

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.

Former FBI profiler Adrian West is in Rome for a history conference when she learns that her friend and colleague, Dr. Sebastian Rossi, has been abducted.

Like the "Dark Continent" of Africa, the dark island of Madagascar holds many chilling secrets. One of them is a long-thought extinct species of dinosaurs living at the country's core. A massive earthquake rocks the mountain range within the Andringitra National Park. The splitting Earth reveals a network of tunnels, hidden away for millennia. Responding to the series of violent upheavals, a pack of hypersensitive predators flee their subterranean home; frenzied and hungry, they head for the surface.

Jesuit Priest Michael Dominic’s assignment to the Vatican’s legendary Secret Archives results in his discovery of a hidden papyrus: the unpublished writings of Mary Magdalene - a lost record buried in Rome’s deepest recesses. The forgotten relic’s heretical revelation threatens the Vatican’s very legitimacy, and pits Michael against ruthless and powerful enemies. Desperate, he reaches out to Hana Sinclair, an investigative reporter with a record of tackling contentious subjects.

A 4,000-year-old mystery lurks in the hills of Georgia. While investigating a strange series of ancient symbols, an archaeologist vanishes, and a professor he entrusted with the secret is murdered. Former government agent Sean Wyatt learns of his friend's disappearance and the murder. Now he must unravel the clues to the ancient mystery that holds incredible power.

When ex-MI5 operative Joe Mason is sent to Rome to guard an elderly professor and his daughter, he thinks he’s in for an easy ride. But on their first day in the Vatican secret archives, a masked assassin gains entry, shoots Joe’s client in cold blood and steals an ancient manuscript. Giving chase, Joe can’t imagine what could lie within those pages that would make someone willing to kill. The search for answers leads Joe and his comrades in a race against time, across continents and into treacherous mountains.

Jacob Fehr has devoted his life to neutralizing high-level threats. From his days in Unit 217, an elite division within the Israel Defense Forces, to his current service with the Mossad, Jacob's skills have been honed in the crucible of undercover operations across the Middle East. Little does he know that his most challenging mission is about to unfold.

After barely escaping from his last project alive, Professor Elliot Brand wanted to spend a few calm months lecturing in London. But when a billionaire presents him with the perfect mystery, he can't resist and soon finds himself in a dangerous world of Nepali spies, ancient ruins, and a truth about humanity that might change the world forever... or end it.

A POWERFUL ANCIENT RELIC IN AN UNEXPECTED PLACE Throughout the course of human warfare, no weapon has been as feared, as deadly, as the Ark of the Covenant. Legend claims that this mysterious, supernatural force, first carried into battle by the ancient Israelites, was so powerful that the Ark could lay waste to entire armies, entire cities in moments—thousands of years before the advent of nuclear bombs. So, when an ancient order of killers reemerges from the shadows after centuries of hiding—convinced that other secret societies took the Ark from Jerusalem to hide it in early America...

Fatima, Portugal, 1917: The Virgin Mary appears to three peasant children, sharing with them three secrets, two of which are soon revealed to the world. The third secret is sealed away in the Vatican, read only by popes, and not disclosed until the year 2000. When revealed, its quizzical tone and anticlimactic nature leave many faithful wondering if the church has truly unveiled all of the Virgin Mary's words or if a message far more important has been left in the shadows.

SOME DOORS SHOULD REMAIN UNOPENED India is a continent of culture, passion, and mystery. For thousands of years this vast and wondrous nation has harbored vast treasures, inexhaustible history, and unimaginable secrets. Now a pre-eminent expert on Indian history has gone missing. One of his colleagues secures the help of Sean Wyatt and sidekick Tommy Schultz to uncover the truth behind the disappearance. In doing so, however, they discover a mystery surrounding an ancient Indian Temple, a puzzle that could lead to nearly infinite wealth and power or worldwide destruction. And they aren't ...

Two researchers working to save Earth from its climate crisis unexpectedly uncover a 100,000-year-old secret under Antarctica's ice. Will our ancient ancestor's secret be Earth’s salvation or the greatest threat to our survival? The action is fast-paced and nonstop in this international thriller to save the planet and humankind.

In 2004, as Pope John Paul II's reign enters its twilight, a mysterious exhibit is under construction at the Vatican Museums. A week before it is scheduled to open, its curator is murdered at a clandestine meeting on the outskirts of Rome. The same night a violent break-in rocks the home of the curator's research partner, Father Alex Andreou, a Greek Catholic priest who lives inside the Vatican with his five-year-old son.