When psychologist and religious expert Dr. Morgan Sierra's sister and niece are kidnapped, she's thrust into a deadly race against time to find twelve ancient stones that could unleash unimaginable power. With only days until Pentecost and the kidnapper's deadline, Morgan must use all her knowledge and resources to track down the artifacts.

A place written out of history. A world off the edge of the map. In this fantasy adventure trilogy, Sienna and the Mapwalker team must defend Earthside from the invasion of the Borderlanders and face their darkest challenge against the Shadow.

Evil stalks the city of London at night. Can Detective Jamie Brooke and reluctant psychic Blake Daniel stop the murders before it's too late? This audiobook contains three full-length crime thrillers with an edge of the supernatural from J.F. Penn.

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.

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.

1931 - Brock Stone returns from places unknown to claim an inheritance and unravel a mystery his grandfather left behind. Stone and his companions set off on an action-packed adventure where enemies lurk in the shadows and the past comes to life. Mysteries, thrills, monsters, and more in David Wood's classic-style adventure, Arena of Souls. Fans of Indiana Jones and Doc Savage will love Brock Stone!

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.

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....

World-renowned Harvard symbologist Robert Langdon is summoned to a Swiss research facility to analyze a cryptic symbol seared into the chest of a murdered physicist. What he discovers is unimaginable: a deadly vendetta against the Catholic Church by a centuries-old underground organization, the Illuminati. Desperate to save the Vatican from a powerful time bomb, Langdon joins forces in Rome with the beautiful and mysterious scientist Vittoria Vetra.

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.

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 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.

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....

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.

Alex Hunter - in the mission that turned him from a normal man into the weapon known as the Arcadian - and the elite team of soldiers known as the Hotzone All-Forces Warfare Commandos must enter a hostile country to rescue a defected Chechen researcher from the centre of a country at war. But the HAWCs are not the only ones looking for the rogue scientist and the mysterious package he carries with him. A brutal and relentless killer and his death squad are on the trail, too - and they bring a savagery with them that Hunter and his team have never witnessed before in modern warfare.