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?

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.

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.

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.

In the summer of 1601, Galileo Galilei made a startling discovery in the mountains of Eastern Italy that, if made public, could shatter faith in religion, bring down governments, and lead to worldwide turmoil. For more than 400 years, the secret has been guarded by a small group of incredibly powerful people, willing to do everything in their power to keep these discoveries from being made.

In ancient Rome, a woman flees for her life. Hidden beneath her blue cloak are secrets men will kill for - forgeries that prove the newly self-appointed bishops are pretenders who will stop at nothing to shape this new religion to their own ends. Two thousand years later, classical archaeologists Valentina Vella and Erika Simone stumble across an ancient parchment buried deep in the Vatican archives. To reveal Julia's legacy will put them in the crosshairs of a venomous Vatican battle for power and supremacy; to stay silent would make them complicit in an ancient heresy.

Cotton Malone, one-time top operative for the U.S. Justice Department, is enjoying his quiet new life as an antiquarian book dealer in Copenhagen when an unexpected call to action reawakens his hair-trigger instincts—and plunges him back into the cloak-and-dagger world he thought he’d left behind.

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.

When a NASA satellite discovers an astonishingly rare object buried deep in the Arctic ice, the floundering space agency proclaims a much-needed victory, a victory with profound implications for NASA policy and the impending presidential election. To verify the authenticity of the find, the White House calls upon the skills of intelligence analyst Rachel Sexton. Accompanied by a team of experts, including the charismatic scholar Michael Tolland, Rachel travels to the Arctic and uncovers the unthinkable.

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.

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.

After the assassination of his wife and son, Gabriel Allon retires from his brutal anti-terrorist career and loses himself in his previous cover job: art restoration. But when Tariq al-Hourani, the Palestinian terrorist responsible for his family’s death, begins a killing spree designed to destroy Middle East peace talks, Gabriel once again slips into the shadowy world of international intrigue. In a global game of hide-and-seek, the motives of Gabriel and Tariq soon become more personal than political.

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.

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.

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....

Amid the grandeur of the Vatican, the bones of Saint Peter—the Church’s most sacred relics—hold secrets that could reshape its history. Father Michael Dominic, Prefect of the Vatican Secret Archives, uncovers a mysterious, nearly forgotten inscription linking Linus, Saint Peter’s first successor, to foundational decisions that shaped the early Church. What begins as a scholarly exploration of Linus’s legacy quickly turns into an urgent quest to protect the truth.

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?

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.

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.

When Vatican archaeologist Marcus Russo uncovers the fabled Nazi Gold Train buried deep within the Owl Mountains of Poland, he expects to find a forgotten trove of looted treasures. Instead, he unearths a chilling codex that points to a dark and dangerous legacy: Operation Eisenkreuz, a Nazi plan to seed chaos and power across the globe long after their fall. But Marcus soon realizes the train’s secrets are only the beginning.

In ancient Rome, a woman flees for her life. Hidden beneath her blue cloak are secrets men will kill for - forgeries that prove the newly self-appointed bishops are pretenders who will stop at nothing to shape this new religion to their own ends. Two thousand years later, classical archaeologists Valentina Vella and Erika Simone stumble across an ancient parchment buried deep in the Vatican archives. To reveal Julia's legacy will put them in the crosshairs of a venomous Vatican battle for power and supremacy; to stay silent would make them complicit in an ancient heresy.

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.

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.

WASHINGTON, DC IS AT A STANDSTILL It’s not political gridlock or division that has paralyzed the capital of the United States this time. A ruthless killer is assassinating members of Congress, leaving authorities with neither clues nor hope to stop the slaughter. Fear grips the city as the federal government grinds to a halt. So, where are former government agent Sean Wyatt and his sidekick, Tommy Schultz? They’re thousands of miles away in the middle of the Mexican rain forest, leading a private mission for one of the congresswomen targeted by the murderer. The congresswoman is ...

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...

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.

Princeton. Good Friday, 1999. On the eve of graduation, two students are a hairsbreadth from solving the mysteries of the Hypnerotomachia Poliphili. Famous for its hypnotic power over those who study it, the 500-year-old Hypnerotomachia may finally reveal its secrets to Tom Sullivan, whose father was obsessed with the book, and Paul Harris, whose future depends on it. As the deadline looms, research has stalled, until an ancient diary surfaces.

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 ...

SWORD OF KINGS. SLAYER OF ARMIES. BLADE OF DESTINY.Legend holds that whoever wields this mighty, ancient weapon is invincible, able to vanquish all enemies and rule entire lands. But more than a thousand years after the mythical kingdom of Arthur and his Knights of the Round Table, tales of Excalibur and its exploits have long been considered only that: legend. That is, until an astonishing archaeological find in France convinces former secret agent Sean Wyatt and his sidekick, Tommy Schultz, that even this unlikeliest of myths is rooted in a truth that now threatens the modern world. ...