EarthCore is the company with the technology, the resources, and the guts to go after the mother lode. Young executive Connell Kirkland is the company's driving force, pushing himself and those around him to uncover the massive treasure. But at three miles below the surface, where the rocks are so hot they burn bare skin, something has been waiting for centuries. Waiting...and guarding. Kirkland and EarthCore are about to find out first-hand why this treasure has never been unearthed.

When Ben, a suburban family man, takes a business trip to rural Pennsylvania, he decides to spend the afternoon before his dinner meeting on a short hike. Once he sets out into the woods behind his hotel, he quickly comes to realize that the path he has chosen cannot be given up easily. With no choice but to move forward, Ben finds himself falling deeper and deeper into a world of man-eating giants, bizarre demons, and colossal insects.

Pre-med student Coral is on vacation in Idaho when something terrible happens. The black cloud is followed by a wildfire and searing heat that lasts for days. She survives deep in a cave but emerges days later to find the world transformed, with blackened trees, an ash-filled sky, and no living creatures stirring - except for her. So begins her desperate journey to find water and food and other survivors...and the answer to the mystery of what happened.

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.

Alec works in the Detroit Overseer-factories, building a mysterious alien device. When three strangers appear, he's provided an opportunity to escape after years of servitude. Cole, a Freeborn loner, encounters Lina after her village is destroyed by the alien Occupation. Together, they make the arduous journey to a fabled safe-zone, trying to stay one step ahead of the enemy drones on their trail. Dex is a Hunter, working for the Occupation to track down escaped factory slaves, or Roamers, at all costs. But his latest hunt uncovers a massive secret.

From the vivid opening vista, high in craggy mountains, to the final haunting glimpse of a moonlit canyon, Nevada Barr's first mystery, Track of the Cat, instantly caught the attention of readers and reviewers. Its popularity gained it both an Agatha and an Anthony Award.

If Indiana Jones lived in the X-Files era, he might bear at least a passing resemblance to Nolan Moore - a rogue archaeologist hosting a documentary series derisively dismissed by the "real" experts, but beloved by conspiracy theorists. Nolan sets out to retrace the steps of an explorer from 1909 who claimed to have discovered a mysterious cavern high up in the ancient rock of the Grand Canyon. And, for once, he may have actually found what he seeks. Then the trip takes a nasty turn, and the cave begins turning against them in mysterious ways.

Accused of domestic terrorism, Emilio Vega was on his way to a Department of Global Security death camp when the mega-quake hit. The streets beneath his transport vehicle buckled, tossing the van in the air like a toy. He survived the crash, but the world is now in ruins. However, for a condemned man, this disaster may be just the lucky break he needed.

The Only Road North is the true-life adventure of a 9,000-mile journey across Africa taken by author Erik Mirandette, his brother, and two friends. When the travelers fall victim to a terrorist attack, Erik must struggle through grief and darkness to find his way back to a life lived for God.

Welcome to Nowhere, Arizona, the least livable town in the United States. For Gus, a bright 13-year-old with dreams of getting out and going to college, life there is made even worse by Bo Taylor, Nowhere's biggest, baddest bully. When Bo tries to force Gus to eat a dangerously spiny cactus, Rossi Scott, one of the best racers in Nowhere, comes to his rescue - but in return she has to give Bo her prized dirt bike.

For the past four years, Rick Walker has been shuffled between foster care and group homes. At 14, he’s a kid nobody wants or cares about. Now he’s headed for Blue Canyon Detention Center. For Rick, life is a maze full of dead ends. But when he is threatened at Blue Canyon and runs away, Rick finds himself in a real maze - the enormous rocky expanse of Canyonlands National Park in Utah. There, Rick meets a biologist who has devoted his life to reintroducing the condor to its natural habitat. As Rick joins him to protect the giant birds, the teenager will begin to see choices instead of dead ends.

Felix used to be a traveling salesman, drifting through the galaxy and hawking his wares. Used to be, that is, until a freak accident in an out-of-the-way system. One rough landing later, Felix finds himself stranded on a wild, alien planet - front and center - in a deadly role he never auditioned for to entertain a secret audience. The upside? A fellow passenger made it to the escape pod with Felix. With this reptilian stranger at his side, he’s not totally alone. The downside? They don’t share a language.

A wild story of dread and horror in the remotest part of Colorado, Stalked! is full of adventure and tension. Brad Morris relates this terrifying tale of an encounter with a Bigfoot at 14,000 feet in the Colorado Rockies, where he finds something that will change his life forever. But this discovery also results in something strange stalking him, and Brad soon finds himself not only fighting his fears and an early high-altitude snowstorm, but also a strange creature whose intentions are unknown.

David Hall, an American nuclear engineer, arrives in Israel on a mission of truth. Believing that the defenders of Masada killed themselves to protect a great secret, Hall plans to explore the heavily guarded site and discover the real reasons behind the dramatic end of the Roman siege. Hall is shadowed by an Israeli archaeologist, Judith Ressner, a reserved professor with an agenda of her own. There is more than history hidden within the mountain, and Hall soon finds himself the target of ferocious Israeli security forces.

Aron Ralston, an experienced twenty-seven-year-old outdoorsman, was on a days solitary hike through a remote and narrow Utah canyon when he dislodged an eight-hundred- pound boulder that crushed his right hand and wrist against the canyon wall. Emerging from the searing pain, Aron found himself completely stuck. No one knew where he was; no one was coming to rescue him. With scant water and food, and a cheap pocketknife his only tool, he eliminated his options one by one.

Less than 60 kids awaken on a distant planet. The colony ship they arrived on is aflame. The rest of their contingent is dead. They've only received half their training, and they are being asked to conquer an entire planet. Before they can, however, they must first survive each other.

Best-selling science fiction superstars Larry Niven and Jerry Pournelle combine their talents with those of Steven Barnes in an extraordinary adventure of humankind’s first outpost in the farthest reaches of space. Light years from Earth, colonists land on a planet they name Avalon. It seems like a paradise—until native creatures savagely attack. It will take every bit of intelligence, courage, and military-style discipline to survive.

Jackson Lee is a well-known adventure vlog influencer. He and a small support crew have been cashing in on the video craze with phenomenal, hair-raising exploits for years. Their latest undertaking is way beyond anything they've ever done. It's extremely dangerous and, worse, highly illegal. Never would Jackson have imagined those risks to be the least of his worries.

Archaeologist Fiona Carver has unfinished business in the Aleutian Islands. After an emergency evacuation cut her first expedition short, she’s finally back. But time is not on her side as she races to finish documenting the remnants of a prehistoric village, recover missing artifacts, and track down missing volcanologist Dylan Slater. Having bluffed his way onto Fiona’s team with fake credentials, wildlife photographer Dean Slater is willing to risk more than federal prison to find his missing brother, but he needs Fiona’s help.

Fifteen-year-old Jessie is angry with her father for sending her on an outdoor survival program for troubled teens. Confused about her life back home and unsure of herself, she is drawn to the powerful personality of a teammate, the charismatic Troy. At their first opportunity to rebel, she and her six companions "borrow" their instructor's gear and attempt the dangerous Colorado River through the Grand Canyon on their own.

From the vivid opening vista, high in craggy mountains, to the final haunting glimpse of a moonlit canyon, Nevada Barr's first mystery, Track of the Cat, instantly caught the attention of readers and reviewers. Its popularity gained it both an Agatha and an Anthony Award.

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.

On the vast, sunlit walls of the world's greatest monolith, two veteran climbers unwittingly ascend into a vertical underworld. In a place where obsession kills, they quickly fall prey to past loves, old demons, and ghostly revenge.

It was supposed to be a vacation - and a chance to get to know one another better. But when a massive storm sets in without warning, four kids are shipwrecked alone on a rocky, jungle island in the middle of the South Pacific. No adults. No instructions. Nobody to rely on but themselves. Can they make it home alive? A week ago, the biggest challenge Vanessa, Buzz, Carter, and Jane had was learning to live as a new, blended family. Now the four siblings must find a way to work together if they're going to make it off the island. But first they've got to learn to survive one another.

On June 21, 1992, two best friends summited Mount Rainier. Within hours, their exquisite accomplishment would be overshadowed by tragedy. On their descent, Jim Davidson fell through an ice bridge on Rainier's northeast flank, plunging eighty feet into a narrow crevasse inside the Emmons Glacier and dragging Mike Price in after him. Mike fell to his death; Jim, badly injured and armed with minimal gear, faced an almost impossible climb back out of the crevasse, up a nearly vertical ice wall.

David Hall, an American nuclear engineer, arrives in Israel on a mission of truth. Believing that the defenders of Masada killed themselves to protect a great secret, Hall plans to explore the heavily guarded site and discover the real reasons behind the dramatic end of the Roman siege. Hall is shadowed by an Israeli archaeologist, Judith Ressner, a reserved professor with an agenda of her own. There is more than history hidden within the mountain, and Hall soon finds himself the target of ferocious Israeli security forces.

A mysterious woven metal artifact is found at a paleontological dig in Africa. Mystified experts, confounded by the impossible timeline they get from traditional dating methods, call upon a stubborn young man with a unique talent. Matthew Turner's gift is also his curse: When he touches any object, his awareness is flooded with the thoughts and feelings of those who touched it before him. It is a talent that many covet, some fear, and almost no one understands.

He has no voice or name, only a rank, Eighth. He doesn't know the details of the mission, only the directives that hum in his mind. Dart the humans. Leave them where they fall. His job is to protect his Offside. Let her do the shooting. Until a human kills her...

Megan Forrester has barely survived the unthinkable. Six months ago, she witnessed a horrific accident that killed her husband and son, and lives with the guilt of knowing she could have done more to save them. Now, Megan hopes to mend the pieces of her broken spirit by attending a local church group’s annual camping trip. But the church group members—riddled with dark secrets of their own—make a catastrophic navigational mistake, leaving them stranded in an untouched canyon in the West Virginian national forest.

School’s out for summer and that means one thing to Parker, Chloe, and their four friends: a well-deserved camping trip in the Pine Barrens, a million-acre forest deep in the heart of New Jersey. But when old grudges erupt, an argument escalates into the unthinkable, leaving one of them dead and the killer missing. As darkness descends and those left alive try to determine a course of action, the forest around them begins to change....