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.

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....

Unverified reports tell of a hidden treasure trove deep beneath the Owl Mountains in Poland. Many have tried, but all have failed to locate the legendary Nazi gold train. Jack Reilly mourns the loss of his grandmother, a Holocaust survivor, and an esteemed historian. In memory of her, the retired Delta operator tours the place of her imprisonment, the Auschwitz-Birkenau State Museum, site of the infamous Nazi concentration camp.

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.

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Dominic’s assignment to the Vatican’s legendary Secret Archives results in his discovery of a hidden papyrus: the unpublished writings of Mary Magdalene - a lost record buried in Rome’s deepest recesses.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.

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.

Luke Daniels is in London, between assignments with the Magellan Billet, when he receives a frantic call from an old friend. Jillian Stein is in trouble. She made a mistake and now her life may be in danger. She needs Luke’s help. Immediately. Racing to Belgium Luke quickly finds that she was right. A shadow team of highly-trained operatives are there on the hunt. Intervening, he finds himself embroiled in a war between two determined sides—one seeking the truth, the other trying to escape the past—a war that has already claimed one life and is about to claim more.

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....

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.

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.

At first, Dr. Gideon Wolf thinks the guy standing in front of him is insane. Ten million bucks for what amounts to a glorified treasure hunt. Ten million dollars, this man offers him, to find a mythical amulet based on, apparently, some maps he printed off the internet and his outsized faith in make-believe. Turns out the unwelcome interlocutor isn’t just some garden-variety kook. He’s Vicente Carrillo, the world’s most feared drug lord, and Gideon learns fast that the deal is nonnegotiable.

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.

December 1927. Mystery-writer Marius Quin has one previous bestseller, endless looming mortgage payments, and no idea how to write his next book. When his childhood friend Lady Isabella Montague invites him to an intimate New Year’s Eve party hosted by a narcissistic actor, Marius seizes upon the distraction. With his perpetually glum Basset hound along for the ride, he navigates the snowy lanes to the opulent estate of Everham Hall. As the celebrations begin, fireworks light up the sky, champagne corks pop, and then the host is murdered…

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.

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.

Miles apart an ancient scroll is stolen before its revelations are fully translated, and an American priest with longhidden secrets becomes pope. Now, as millions wonder if this man is the antiChrist or the Second Messiah, historian Jack Cane and Israeli detective Lela Raul must find the missing scroll and discover the truth—before it’s too late.

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.

A man climbs a cliff face in the oldest inhabited place on earth, a mountain known as the Citadel, a Vatican-like city-state that towers above the city of Ruin in modern-day Turkey. But this is no ordinary ascent. It is a dangerous, symbolic act. And thanks to the media, it is an event witnessed by the entire world.

When a forgotten journal materializes decades after Drake Ramsey's father vanished in the Amazon jungle, Drake decides to follow in his footsteps and search for the legendary treasure of the Inca empire hidden in the lost Inca city of Paititi.

Storm Syrell sells antiques in Palm Beach, Florida. However, when her grandfather dies under suspicious circumstances, she struggles to uncover clues he left behind in a frayed leather journal. Leaving behind Palm Beach for the untamed wilds of Cypress, Africa, and beyond, Storm is joined by one Harry Bennett - a scruffy, professional treasure hunter (aka, ex-con) who claims he must be the one to help solve her grandfather's murder.

In 523 BC, the Persian pharaoh Cambyses dispatched an army across Egypt's western desert to destroy the oracle at Siwa. Legend has it that somewhere in the middle of the Great Dune Sea his army was overwhelmed by a sandstorm and lost forever. Two and a half millennia later, a mutilated corpse is washed up on the banks of the Nile at Luxor, an antiques dealer is savagely murdered in Cairo, and a British archaeologist is found dead at the ancient necropolis of Saqqara.

One shot. One kill. A simple plan. A simple operation. But it doesn't take much to throw off the assassination of a corrupt US senator in a foreign country. Not once the cartel gets involved. Can Riley "Bear" Logan and Jack Noble fight through the waves before a traitor gets to them first?

The first to disappear is a ski instructor in the secluded mountains of Colorado. Hours later, a pregnant woman is abducted from a crowded hospital. Two places, two incidents, a single motive. And so it begins....

Ann Blake, a rare-book expert and conservator, was imprisoned for a drunk-driving accident that she doesn't remember, one that resulted in the death of her husband, a famous rare-book expert. But she is freed from prison by CIA undercover agent Tucker Anderson in exchange for her help and expertise on the Library of Gold, a legendary collection of books that have been lost to the world for over a century.

Throughout his career, forensic anthropologist and outspoken atheist Dr. Jon Bondurant has investigated many religious artifacts said to be real, but he knows better. So when he is invited by the Vatican to examine the Shroud of Turin, said to be the burial cloth that covered the body of Christ, he is delighted for the opportunity to prove once and for all that the shroud is a fake.

The Team: Financed by a billionaire philanthropist, this elite team - a soldier, an historian, a computer whiz, a weapons expert, and a thief - is tasked with finding the world's most legendary treasures. The Mission: Fearing a German victory in WWI, the Romanian government signed a deal with Russia to protect the country's treasures. In 1916, two trains full of gold and the most precious possessions of the Romanian state - paintings, jewelry, and ancient artifacts - were sent to the underground vaults of the Kremlin....

Benvenuto Cellini, master artisan of Renaissance Italy, once crafted a beautiful amulet prized for its unimaginable power - and untold menace. Now the quest to recover this legendary artifact depends upon one man: David Franco, a brilliant but skeptical young scholar at Chicago's world-renowned Newberry Library.

It's 1948, and World War II has just ended. Berlin is in pieces, torn apart by bullets, bombs, and bloodshed. But a particular scientist has survived - one with vital knowledge of an ancient weapon. When Endgame spies learn of the news, Boone, a Cahokian, and Ariadne, a Minoan, are each sent undercover to find the scientist amid the snowy rubble. But when their paths intertwine, the last thing they expect is to let their guards down and work together.

Join scholar and spell-caster Everson Croft in this five-book urban fantasy set, from the discovery of his magic in the prequel novella, Book of Souls, to his battle against a mind-warping evil in the shocking finale, Death Mage.

It will take more than angels and demons to stop him. Reporter Spencer Finch is embroiled in the hunt for a missing book, encountering along the way cat burglars and mobsters, hackers and mysterious monks. At the same time, he's trying to make sense of the legacy left to him by his late grandfather, a chest of what appear to be pulp magazines from the golden age of fantasy fiction.

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.

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....

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.

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.

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.

As war rages in 1944, young army lieutenant Lucas Athan recovers a sarcophagus excavated from an Egyptian tomb. Shipped to Princeton University for study, the box contains mysteries that only Lucas, aided by brilliant archaeologist Simone Rashid, can unlock. These mysteries may, in fact, defy - or fulfill - the dire prophecies of Albert Einstein himself.

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.

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.

Relic smuggler and expert thief Guy Bodie is a tough man in a dangerous world, loyal only to his elite team of five. But when one of them betrays him, landing Guy in a hellish Mexican prison, he finds himself making a bargain with the most unlikely new ally: the CIA. There is a catch. In return for being released from jail, Guy must help the CIA solve the most audacious heist in history. As Guy knows, six of the Seven Wonders of the World have long been lost. But with the help of the CIA, he learns that the destroyed Statue of Zeus still exists - and it’s in the hands of a powerful secret society.

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.