It's easy to become invisible in the Florida Keys. Mac Travis was doing his best to keep a low profile: diving, fishing, and enough salvage work to pay his bills. It's a good life until he discovers something while spearfishing that could change the pristine Keys forever.

Get three bestsellers for the price of one. Backwater Bay: When a body is found floating in the mangroves of Biscayne National Park, Special Agent Kurt Hunter has his first real case. Backwater Channel: Kurt is thrown into a rift between warring environmentalists and power-hungry corporate executives all trying to advance their own agendas. Backwater Cove: When agent Hunter finds a woman washed up in Biscayne National Park the case leads him to the world of high rolling boosters and the young players who will do anything to make their mark.

Kurt Austin and his crew are back to slake their thirst for action as they attempt to drown an eco-extortionist's plan to control the world's freshwater supply. From deep within the Venezuelan rain forest emanates the legend of a white goddess and a mysterious tribe with startling technical accomplishments. Few believe the tribe exists, and even fewer suspect its deity can change the course of history.

Nearly a century ago, a treasure of unimaginable value was lost beneath the tropical waters of the Florida Keys. But when a ruthless real-estate developer threatens Shark Key Campground and Marina, former journalist Kate Kingsbury must find it before her friends and neighbors lose the only homes they know. It’s taken Kate Kingsbury two years to find peace after her husband was killed in a home invasion. Now she’s found her refuge, living the free and easy boat life at Shark Key. Except that nothing in life is free. Or easy.

When collegiate baseball phenom Chase Fulton suffers a freak injury on the field that shatters his dreams of becoming a Major League catcher, his future looks bleak until he’s recruited into quasi-governmental covert operations, where his training as an assassin and covert intelligence operative launches him into a world fraught with danger, intrigue, and unexpected passion.

In 1521, the Aztec treasure, considered to be the greatest ever assembled, vanished from the capitol city of Tenochtitlan. Almost five centuries later, former Navy SEAL Logan Dodge finds a mysterious gold coin off of a secret ledge in the Florida Keys. When he learns the origin of the coin, he goes on a mission to find and secure the treasure for the people of Mexico. But he’s not the only one who’s caught the scent of gold. A notorious Mexican drug cartel known as Black Venom is right on his heels and will stop at nothing to take the treasure for themselves.

When his wife, Grace, and their new sailboat go missing, Nathan Fitzgerald will do anything and everything to get her back. Nathan, a high school football coach in the Florida Keys, is in way over his head. Turning to strangers when authorities are reluctant to help, he begins a frantic international hunt. Buckle up as Graceless takes you on an exhilarating chase around the Caribbean with twists at every stop. Written in four parts by four best-selling Tropical Authors, the story plunges Nathan into the worlds of each author's characters in a desperate search for Grace.

Now packaged together in an exclusive audio bundle, discover the first two books in the riveting Murphy Shepherd series from New York Times bestselling author Charles Martin. Combining the heart-wrenching emotion of Nicholas Sparks with the edge-of-your-seat tension of John Grisham, The Water Keeper and The Letter Keeper explore the true power of sacrificial love to heal all wounds.

Coming from scandalous Florida treasure hunters and drug smugglers, Sloan McPherson is forging her own path, for herself and for her daughter, out from under her family’s shadow. An auxiliary officer for Lauderdale Shores PD, she’s the go-to diver for evidence recovery. Then Sloan finds a fresh kill floating in a canal - a woman whose murky history collides with Sloan’s. Their troubling ties are making Sloan less a potential witness than a suspect. And her colleagues aren’t the only ones following every move she makes. So is the killer.

Finding and identifying a pirate ship is the hardest thing to do under the sea. But two men—John Chatterton and John Mattera—are willing to risk everything to find the Golden Fleece, the ship of the infamous pirate Joseph Bannister. At large during the Golden Age of Piracy in the seventeenth century, Bannister should have been immortalized in the lore of the sea—his exploits more notorious than Blackbeard’s, more daring than Kidd’s. But his story, and his ship, have been lost to time.

Danger lurks in the sleepy little town of Marathon, in the middle of the Florida Keys, as well as in the swamps of the Everglades. But danger doesn't expect to run into a man like Jesse. A man who will not only respond swiftly in facing it, but with a vengeance unexpected.

A stranded diver. A fearless heroine. A daring rescue. In the midst of a terrible storm, treasure hunter Jonty Gladstone races rising waters. But a powerful draw brings him deep within a series of flooded caves, leaving him trapped. Courageous divemaster AJ Bailey could be his only hope — but the clock is ticking… Can she save Jonty before he’s claimed by a watery grave? Cavern of the Lost Souls is the exciting prequel novella to the adventurous world of AJ Bailey. Dive into this best-selling series set in the beautiful Cayman Islands.

It's a long way from the hills of East Tennessee to the arid islands of the Dutch Caribbean. From the author of the best-selling Deep Series, Boone is a brand-new prequel that follows Boone Fischer in his early years. His passions, his challenges, and the fascinating people he meets along the way... all are parts of the journey that will shape the man he will become, and lead him to the life of a divemaster in Curaçao and Bonaire.

Buck Reilly wants only three things out of life: A plane to fly, a treasure to find, and a beautiful woman to rescue. He’ll get his chance at all three in the first of John H. Cunningham’s thriller series, Red Right Return. Set against the stunning scenery and freaky fabulousness of the Florida Keys, Cunningham joins the ranks of Carl Hiaasen, Randy Wayne White, and Papa himself in a rich new series for thrill seekers everywhere.

Breeze is made an offer he can't refuse. A three-million-dollar yacht is his for the taking, but there are strings attached. He's sent to Panama to repossess the vessel from its current captain, who becomes an unlikely ally during a mission to Colombia. He desperately wants to get home to Florida, but the return trip is fraught with problems and complicated by the uneasy relationship with his passenger. Any attempt to come to terms with the loss of his lover must wait for the completion of the journey.