The Ghent Altarpiece is the most violated work of art in the world. Thirteen times it has been vandalised, 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 artefacts—anything and everything from countless lesser-known objects to national treasures. 

The #1 Bestseller. Ben Hope lives on the edge. A former élite member of the SAS, Ben is tortured by a tragedy from his past and now devotes his life to finding kidnapped children. When Ben is recruited to locate an ancient manuscript which could save a dying child, he embarks on the deadliest quest of his life. The document is alleged to contain the formula for the elixir of life, discovered by the brilliant alchemist Fulcanelli decades before.

A provocative thriller posing a dangerous question: what if federal income tax is illegal? The 16th Amendment to the Constitution legalized federal income tax, but what if there were problems with the 1913 ratification of that amendment? Problems that call into question decades of tax collecting and could even bring down the US economy?

In the early days of World War II, the infamous German Luftwaffe embark upon an expedition to Antarctica's icy continent. Their mission ends in disaster - its frozen secrets lying forgotten for almost a century. When a former NUMA colleague mysteriously disappears, Kurt Austin and his assistant, Joe Zavala, journey to the freezing edge of the world to investigate. Amidst the perilous waters and frigid temperatures, they soon uncover a terrifying weapon - a man-made, fast-growing ice with the power to usher in a new Ice Age.

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 SAS soldier Jack West is on a mission to save the world, no matter what—or who—it might cost him. Still reeling from the loss of his daughter, and with his rivals far ahead of him, Jack must race across the globe to complete the ancient Trial of the Mountains. With the odds already against them, Jack and his crew will soon discover that a new player has entered the race, a general so feared that he had been locked away in the deepest of dungeons.

Detective Isaac Bell's wife has said that he is always in the wrong place at the right time. This is certainly the case when Bell thwarts the attempted assassination of a United States senator shortly after meeting the man. This heroic rescue is just the start of the mystery for Bell, who suspects that the would-be assassins have a much larger and more dangerous agenda - one involving the nearly constructed Panama Canal. While the senator supports the building of the canal, there are many who never want to see the its completion. 

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.

When Juan Cabrillo and the crew of the Oregon answer a distress call from a research ship, nothing can prepare them for what they find. A strange and dangerous toxin has left the crew helpless, unable to move or speak. And when a further attack leaves hundreds more paralysed, Juan and his team must race to find an antidote before the damage becomes permanent. Their search for answers leads to a Roman soldier's long-lost testimony, revealing ancient events that strangely parallel their own.

An obscure museum's dead proprietor lies in a secret room surrounded by one of the world's most astonishing collections of Greek antiquities. Only a priceless Mycenaean death mask has been taken, along with the bones of a legendary hero thought to exist only in ancient myth. Looted by the Nazis, the treasures are still being sought by those whose dreams of glory remain undefeated.The mask is an unparalleled discovery that will be a force for devastating retribution in the wrong hands. But by the time museum curator Deborah Miller learns the truth, it may be too late....

Court Gentry is known as The Gray Man - a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.

When a Catholic priest hangs himself during the pope's inauguration, his friend and ex-priest Alex Harker is dragged into a secret war that has been playing out on the fringes of society since the birth of Christ. The suicide sets into motion a planned timetable of terrifying events that will irrevocably change the world as we know it. 

Twenty years ago, a wealthy British financier disappeared near Ubar, the fabled lost city buried beneath the sands of Oman. Now, an expedition of scientists, led by the financier’s daughter, is finally setting off for the legendary metropolis to unlock the desert’s secrets. What they find, however, is more beautiful than they ever dreamed — and far deadlier. Within Ubar is a powerful energy source that could fuel the entire earth above — if it can be harnessed.

When Maya was a girl, her grandmother was everything to her: teller of magical fairy tales, surrogate mother, best friend. Then, her grandmother disappeared without a trace, leaving Maya with only questions to fill the void. Twenty-seven years later, her grandmother’s body is found in a place she had no connection to. Desperate for answers, Maya begins to unravel secrets that go back decades, from 1910's New York to 1930's Germany and beyond.

A thousand years ago evil came to the land and has ruled with an iron hand ever since. The sun shines fitfully under clouds of ash that float down endlessly from the constant eruption of volcanoes. A dark lord rules through the aristocratic families, and ordinary folk are condemned to lives in servitude, sold as goods, labouring in the ash fields. But now a troublemaker has arrived, and there is rumour of revolt.