Six friends on a tourist trip to the Korean DMZ have their lives changed forever when they decide to step into a no-man’s-land. They soon discover that a border is not the only line they’ve crossed. A revealed secret between them causes bad blood to spill over, preventing the friends from cooperating. With the specter of capture by a totalitarian regime awaiting them should they stray too far off course, and with a pack of primordial predators roaming the woods, the travelers must find a way to set aside their differences if they are to avoid becoming political prisoners...or prey.

In 1939, a secret airship departed Nazi Germany in the dark of night filled with some of the most influential people of its time. Its cargo: a complement of rich Jewish families carrying their most valuable possessions. One such item among them was as dangerous as it was priceless. The airship never reached its destination. In 2015, Sam Reilly, a marine biologist and wealthy son of shipping mogul James Reilly, discovers a missing clue about the lost airship, and what follows is a violent treasure hunt.

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.

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?

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.

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.

Maxwell Barnes is an archeologist and the son of an archeologist. He and his companion, friend, and brother since youth, Axel Morales, have been treasure hunting for their benefactor Myron Crabtree, in the jungles of Guatemala. This area, not coincidentally, is also rumored to be the location of the last great city of the Maya, the legendary Ahrum. When Max meets a man who appears to be a young Mayan skateboard punk, his entire world is turned upside down as he hears the true story of the city’s demise, and of the Crystal of Ahrum.

Returning from a research dive off the coast of picturesque Carmel-by-the-Sea, marine biologist Chris Black is attacked viciously. No stranger to physical altercations, Chris is able to defend himself and hold one of his assailants captive. He learns that the goon has been sent to intimidate him: Stop diving or else....

When former MI6 agent turned archaeologist Dr Ava Curzon is engaged by American intelligence to track down an African militia claiming to hold the Ark of the Covenant, she is plunged into a world where nothing is what it seems. Her breakneck descent into the shadowy realm of dark biblical magic hurls her across continents and into the opaque worlds of the Knights Templar, freemasons, occultists and extremist neo-Nazis, pushing her mentally and physically to the limits.