Hidden deep beneath the Metropolitan Museum of Art is the Time Patrol, a secret agency charged with protecting the world's timeline from the evil forces who wish to alter it. When the patrol disappears without a trace, only 12 short hours are left before all life on Earth ceases to exist.

Deep in the Nevada desert is the most secure compound in the United States: Area 51. The most chilling experiment of all time is about to begin there. The president doesn't know about it. Just a few scientists and military personnel working for Majestic-12 do, and they are about to make a very big mistake.

Many millennia ago, humans, including us, were seeded on 15 worlds by an alien race, the Airlia. We believe we evolved, but the reality is we were bred as cannon fodder for the Airlia’s interstellar war against the Swarm, a viral race whose only mission appears to be the obliteration of sentient life wherever encountered. On some worlds humans realized the truth about their origins, uncovered their hidden alien overlords, and rebelled.

A war beyond time. An enemy beyond space. A thriller beyond your wildest dreams. Three areas on the Earth's surface defy explanation: the Bermuda Triangle, the Devil's Sea of Japan, and a small region of Cambodia .Near the end of of the Vietnam War, Green Beret Eric Dane led a team of operatives deep into Cambodia and encountered a strange fog near the legendary city of Angkor Kol Ker. His entire team disappears, attacked by strange creatures out of the fog. Only Dane survives to return.

The 4th of July 1826. As Thomas Jefferson lies dying, he gives his part of his Jefferson Cipher to Edgar Allen Poe, with instructions to take the disks to West Point. In Massachusetts, John Adams entrusts his part of the Cipher to Colonel Thayer, the superintendent of the Military Academy. As Thayer rides away, Adams utters his final words: "Thomas Jefferson survives."

Four audiobooks in one box set: Last Stand: Surviving America's Collapse, Last Stand: Patriots, Last Stand: Warlords, and Last Stand: Turning the Tide. John Mack, a prepper and former soldier, struggles to save his family and community after an EMP (electromagnetic pulse) takes out the country's electrical grid. With most electronics, communications, and transportation destroyed in a matter of seconds, the nation quickly collapses into anarchy. Threats emerge from enemies both foreign and domestic.

Tired of sitting out the war on Psydon in a mobile office lab, Legion Lieutenant Washam agrees to undertake a covert and unsanctioned mission with a band of Republic Recon Marines. Inserted deep behind enemy lines, the strike force uncovers a surprise key to ending a bitter war. Now they must navigate a hostile jungle teeming with murderous alien rebels, pushing themselves to the limits of their abilities, to get this vital intel to Legion Command - if they can survive that long.

Alena is corporate nobility, born on Olympus Station which orbits far above the Earth. The trappings of ancient Greece live on in Olympus Corporation. When tragedy strikes Alena finds herself crashing to Earth and having to find a new life amongst those who dwell below. The savagery of the surface is well known, where many do not even have a proper corporation to give their lives meaning and independent contractors keep the old corporate wars alive.

Lt. General Nick Angriff has spent his adult life protecting family and country from a world of terrorism spinning out of control. On the battlefield, off the grid, in clandestine special task forces and outright black ops, Angriff never wavers from duty. But when a terror attack on Lake Tahoe kills his family, he's left with only the corrosive acid of revenge...that is, until a hated superior officer reveals the deepest of all secret operations. Against the day of national collapse, a heavily armed military unit rests in cryogenic storage....

Benjamin Carter Mason died last night. Maybe he threw himself off a bridge into Los Angeles Harbor, or maybe he burned to death in a house fire in San Pedro; it doesn't really matter. Today, Mason's starting a new life. He's back in boot camp, training for the only war left that matters a damn.

From the ruins of what used to be North America, a new nation was forged by survivors of the Fall. They called this new nation the Covenant, and two centuries later it is stronger than ever. The Moon people, descendants of lunar colonists who returned to Earth to rebuild it, rule with an iron fist to ensure their dominance over the original inhabitants, the English. For the Covenant is a nation where a chosen few prosper at the cost of everyone else.

The war between Almacia and the Empire of Kolakolvia is in its hundredth year. Casualties grow on both sides as the conflict leaves no corner of the world untouched. Illarion Glaskov’s quiet life on the fringes of the empire is thrown into chaos when an impossible tragedy strikes his village. When he is conscripted into the Tsarist military, he is sent to serve in The Wall - an elite regiment that pilots suits of armor made from the husks of dead golems.

Constantine had forsaken his family name and birthright. At 28-years old, he’d escaped Earth to help terraform Mars. An empire’s heir went missing just as the universe’s greatest threat announces itself. War Games will decide who represents humanity in this extinction level struggle. Constantine is summoned. With little training but abundant talent, can Constantine win these games? If he does, will he be a force in the coming war? Or is it already too late for humanity?

Guns of the Dawn is a pacey, gripping fantasy of war and magic from Arthur C. Clarke Award-winning author Adrian Tchaikovsky. The first casualty of war is truth.... First, Denland's revolutionaries assassinated their king, launching a wave of bloodshed after generations of peace. Next they clashed with Lascanne, their royalist neighbour, pitching war machines against warlocks in a fiercely fought conflict.

From birth to death, The War is all the citizens of Dystance know. As children it is drilled into their heads that war is the purpose behind all existence. Winter doesn't agree. She's stumbled across remnants of life the way it was before The War began, and now she longs to be as free as her ancestors. With help from her best friend Cedar and the boy she is forbidden to love, Tallow. She believes she can do it. Winter can see a life beyond the Pickets, beyond the constant hunger and the threat of death, beyond the war machine.

Sometimes to save a recruit, he’s got to break them. A pragmatic, battle-tested Knight recalls the savage fallout of the Chaos War. Sergeant Claymore leads his recruits through a brutal boot camp training and to an unexpected, bloody battle. They will admire him. They will fear him. And when it’s all over, they will remember him for the rest of their lives.

The war between Almacia and the Empire of Kolakolvia is in its hundredth year. Casualties grow on both sides as the conflict leaves no corner of the world untouched. Illarion Glaskov’s quiet life on the fringes of the empire is thrown into chaos when an impossible tragedy strikes his village. When he is conscripted into the Tsarist military, he is sent to serve in The Wall - an elite regiment that pilots suits of armor made from the husks of dead golems.

An epic tale of evil and rescue, betrayal and love, and a terrorist threat unlike anything the human race has ever known.

When out-of-shape IT technician Roen wakes up and starts hearing voices in his head, he naturally assumes he’s losing it. He isn’t. As of last night, he has a passenger in his brain - an ancient alien life-form called Tao, whose race crash-landed on Earth before the first fish crawled out of the oceans. Over the millennia his people have trained human heroes to be great leaders, to advance our species at a rate far beyond what it would have achieved on its own. Split into two opposing factions - the peace-loving, but under-represented Prophus, and the savage, powerful Genjix - the aliens have been in a state of civil war for centuries.

With this stunning series opener, Django Wexler leaps to the upper echelon of today’s best fantasy authors. The Thousand Names opens his Shadow Campaigns series with a tale of bloody rebellion that will reshape an empire -- and a world. Captain Marcus d’Ivoire and Winter Ihernglass see their fortunes rise under the command of military genius Janus bet Vhalnich. But Janus’ obsession with the supernatural portends a dire fate for the realm.

Danger and personal crisis on land, sea, and in the air combine with a level of spiritual warfare that is unparalleled in a Christian book. Crucible is a thriller that runs side by side with the phenomenal Left Behind series that has sold in excess of 55 million copies.

Fifteen-year-old Benny Imura lives in a world infested with zombies where, when a kid turns 15, he must get a job to continue receiving food rations. Benny has no interest in the family business of zombie killing, but figures he doesn’t have much of a choice. He’s tried out a bunch of other jobs, and hasn’t found anything he likes. But as Benny starts training with his brother, he learns things about being human that he never expected.

Seventeen-year-old Ryn Whittaker is a Citadel: an elite, enhanced soldier specially chosen to guard a Rift, a mysterious and dangerous portal to alternate Earths scientists cannot control or close. Trained from the age of 14, Ryn can run faster, jump farther, and fight better than a Navy SEAL - which is good when you’re not sure if a laser-wielding Neanderthal or an axe-wielding Viking is trying to make it through the Rift and into your world. But the teenager’s military conditioning and education have not prepared her for the boy who crosses through.

Defying their Black King in order to rally an attack on the peaceful Blue Isle, warrior-prince Rugar and his fearless daughter, Jewel, do not suspect that the islanders, under young prince Nicholas, have prepared to defend themselves.

Joe Colsco boarded a flight from San Francisco to Chicago to attend a national chemistry meeting. He would never set foot on Earth again. On planet Anyar, Joe is found unconscious on a beach of a large island inhabited by humans where the level of technology is similar to Earth circa 1700. He awakes amid strangers speaking an unintelligible language and struggles to accept losing his previous life and finding a place in a society with different customs, needing a way to support himself and not knowing a single soul.

New York Times best-selling author Eric Flint has received glowing critical praise for his Ring of Fire alternate history series. In this first installment, a West Virginia town is transported from the year 2000 to 1631 Germany at the height of the Thirty Years’ War. Thrust into conflict, the town residents must also contend with moral issues such as who should be considered a citizen.

In a single cataclysmic moment, First Sergeant Samuel Adams "Goose" Gander finds himself center stage in the opening act of the Apocalypse. Goose and the men of the 75th Army Rangers fight to survive a massive attack on the Turkish-Syrian border. Battling his own failing faith, Goose prays for the lives of his men and the innocents who are caught in the rain of bullets and missiles.

Sixty-thousand light-years from Earth, the corrupt Terran Confederacy holds the Koprulu sector tightly in its tyrannical grip, controlling every aspect of its citizens' lives. One man dares to stand up to this faceless empire and vows to bring it to its knees: Arcturus Mengsk - genius propagandist, tactician, and freedom fighter. A monstrous act of bloody violence sows the seeds of rebellion in Arcturus, but he is not the first Mengsk to rail against such oppression. Before Arcturus grew to manhood, his father, Angus Mengsk, also defied the Confederacy and sought to end its reign.

The young orphaned boy was abandoned and raised in an Ethiopian monastery. He has never seen outside its walls - at least, not the way most people see. Now he must flee those walls or die. But the world is hardly ready for a boy like Caleb. When relief expert Jason Marker agrees to take Caleb from the monastery, he unwittingly opens humanity's doors to an incredible journey filled with intrigue and peril.

Halfway through SEAL training, Cadet Jack Walker, still green but showing incredible promise, is whisked away to join four SEALs and their dog for a special-ops mission. Walker soon finds himself in a whirlwind of otherworldly creatures and events as he discovers the true nature of SEAL Team 666. Battling demons, possessed humans, mass-murdering cults, and evil in its darkest and most and ancient form, the members of SEAL Team 666 have their work cut out for them. And it’s not long before they realize that the threat isn’t directed against the US alone....