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.

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.

Near Houston, Texas, an oil refinery belonging to one of the world's largest multi-national energy companies is destroyed by a "backpack" nuclear device. This is just one of many attacks being perpetrated against this company around the world by a group whose mission is to stop global corporations and government organizations from plundering the world's natural resources in the name of profit.

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.

During Desert Storm, Major Darren Mace made a fateful decision to go against orders—to abort a secret mission that was, in his judgment, ill-advised. His actions landed him in military exile. Now Mace has moved on to the Air Force Reserves. There's a new US president, a new era, and a new war is escalating along the Ukraine border. And this time Mace has a partner—Rebecca Furness, the military's first woman combat flyer—while the chains of command tighten around him.

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.

The United States government is given a warning by the preeminent biophysicists in the country: current sterilization procedures applied to returning space probes may be inadequate to guarantee uncontaminated re-entry to the atmosphere.

Archeologists are found murdered in the wake of discovering a mysterious, precious relic deep in the jungles of South America. Jacob Snow, elite soldier-turned-CIA agent, finds himself in a race against time to uncover the mysterious motives. Not only is this ancient relic priceless, but it could unsettle world security.

Former black ops agent Brady Hawk is enjoying his new life with his growing family on a ranch in Montana. Then the former head of the CIA pays Hawk a visit to discuss a dangerous assignment: extracting one of Hawk’s Navy SEAL friends stuck in Siberian Russia. Unwilling to leave his pal behind enemy lines, Hawk agrees to accept the mission. But when he arrives in Russia, he finds that everything isn’t as it seems, while uncovering a secret that could have far-reaching implications on the country’s national security.

Political radical John Wright is plotting an act of mass destruction - and federal agent John Graves has him under surveillance, trying to figure out what the plot is. When a government computer is hacked and a high-security shipment of nerve gas gets hijacked, Graves puts the pieces together - but can he stop Wright from unleashing his weapon before it kills a million people...including the President of the United States?