When treasure hunters Dane Maddock and Bones Bonebrake travel to the Mojave Desert to help launch an adventure race, they make a baffling discovery - a dungeon room hidden high in the desert hills, and beyond, a previously undiscovered network of caverns that seem to go on forever. But someone will kill to protect the secrets that are hidden there. When an attempt is made on Maddock's life, the assassin's trail sets the former Navy SEALs on a search for one of the greatest legends of the southwest. But to find it, they must unmask the notorious Black Dahlia killer!

While still mourning a great personal loss, Maddock and Bones are sent undercover to Moscow to assist an old acquaintance Zara Leopov, a navy intelligence officer. Leopov is orchestrating the defection of a Russian archivist who has discovered a crucial clue concerning the fate of a high-ranking Nazi official who went missing at the end of World War II, a man who may have carried with him the most sacred relic of the Third Reich.

Archaeologists excavating a mass grave in a historic New York City cemetery make a gruesome discovery. Stacked like cord wood are skeletal remains going back decades, but all have one thing in common: Each skull bears a hole in the exact same location. When their friend is murdered investigating this bizarre discovery, Jake Crowley and Rose Black set off in search of the killer.

In France, a member of a secret guild is killed for the secrets he keeps. In Croatia, a stronghold is breached, and a treasure is stolen. At the Vatican, a corrupt pontiff views Kimball Hayden as a threat to his rule. When a Croatian stronghold is breached and scores are killed, a religious icon is stolen that contains a dark particle that’s powerful enough to either create worlds or destroy them. With a corrupt pontiff who sees Kimball Hayden as a threat to his power, Pope Clement XV mobilizes the Vatican Knight without his team to retrieve the dark particle.

During a visit to the United States, Pope Pius XIV is caught within the crosshairs of a lethal assassin. After scores of people are killed during an event featuring the Pope's address, a conspiracy theory emerges that the killings were conducted by one of the CIA’s own. As the data trickles in, it becomes clear that the assassin is none other than Shari Cohen. 

For millennia, stories of God’s greatest prophets have inspired Christians across the world, urging them toward the kind of faith that compelled these celebrated sages of old. But one modern madman wants that power for himself - to conquer a world he views as filled with unrepentant sinners as he ushers in a new age of religious rule.

It is a myth out of history, spawned by Native American lore and the stories of Spanish explorers. But what if the legends are true? Former Navy SEAL turned treasure hunter Uriah "Bones" Bonebrake sets off on his first solo adventure in this action-packed novella. When television host Joanna Slater hires Bones to help investigate one of Florida's oldest and best-known legends, their crew gets more than they bargained for. Mystery and thrills abound in Primitive!

Down there, beyond the deepest caves, below the crust and the mantle, there is another world. An old woman locked away in a Russian asylum has a secret - knowledge of a 500-year-old manuscript written by a long-dead alchemist that will show a passage to the mythical centre of the Earth. She knows it’s real because 50 years ago, she and a team travelled there. And only she made it back. Today, caving specialist Mike Monroe leads a crew into the world’s deepest cave in the former Soviet Union. 

On the Texas border, a brutal massacre threatens to ignite a firestorm of violence that will destabilize an already fragile Mexican government and trigger an international crisis that knows no boundaries. The only clue, a cryptic message: The time for Destiny has arrived! Tam Broderick, leader of an elite CIA task force, code-name: Myrmidon, knows that the Dominion - a quasi-religious extremist group - is behind the attacks; now it's up to her and her team to find out what the Dominion's true goals are.

Along the chain of Himalayan mountains sits a precipice that serves as a gateway into Mount Everest. Teaming up with Ben Peyton and his crew of elite soldiers who are joined by a Chinese special-ops unit, they quickly discover that the mountain had been hollowed out to contain an entire valley filled with temples and pyramids. As the teams push forward to find the secrets of an alleged Great Army that resides within this cavern, they soon uncover the dangers and pitfalls that lead to a grisly truth.

When Jake Crowley rescues Rose Black from assailants on the streets of London, the two find themselves embroiled in a mystery that could cost them their lives. People are dying, and all the victims have one thing in common with Rose: a birthmark in the shape of an eagle. From beneath the streets of London, to castle dungeons, to the heart of Christendom and beyond, Jake and Rose must race to stay alive as they seek to unlock the secrets of the Blood Codex.

Some doors should never be opened. When Rose Black’s sister goes missing, she once again calls upon Jake Crowley for help, but the two get more than they bargained for. The search takes them on a twisting journey, where danger lies at every turn. From ancient pyramids to lost cities, deadly cultists and conspirators lie in wait as Jake and Rose navigate depths few have dared on a pulse-pounding search for the Anubis Key!

Legends tell of battles with strange beings living under the earth, beings whose origins lay beyond the stars. When Bones Bonebrake finds himself stranded in a small New Mexico town, he comes face-to-face with a local legend and dangerous enemies.

The half-mad explorer Dante Caruso swears he’s found a fabled Russian relic called the Amber Room, and he’s attracting the wrong kind of attention. A ruthless team of Ukrainian relic hunters called R24 has kidnapped him and his family; they want to know where the Amber Room is - and they’ll spill blood to find it. Nobody knows treasure hunting like Guy Bodie and his crew. But abduction is the last thing they expect. 

What dark secret did the Founding Fathers of America hide, and who will stop at nothing to uncover it? Navy SEALs in-training, Dane Maddock and Bones Bonebrake can't be in the same room without trying to kill each other, but soon find themselves caught up in a race with a secret society to solve a mystery that dates back to the founding of America. Find out how it all began in the action-packed first Dane and Bones Origins novella...