Penguin presents the unabridged, downloadable, audiobook edition of Zero Hour by Clive Cussler and Graham Brown, read by Scott Brick. Attempting to save a man in a speedboat from a sniper swooping in by helicopter, Kurt Austin lands himself in trouble with the Australian secret service. Though he gives them their only clue - 'Tartarus', the last word of a dying man - Kurt is brusquely warned off.

Fully armed and with all hands onboard, the nuclear submarine Starbuck sailed into the calm Pacific Ocean for sea trials - and vanished. No wreckage, no signals, no survivors: nothing...until ace maritime troubleshooter Dirk Pitt finds a single chilling clue in the shark-torn surf off Hawaii - the log of the Starbuck. 'Do not search for us, it can only end in vain....' A crazed journal of madness and death is all that remains.

Detective Isaac Bell's wife has said that he is always in the wrong place at the right time. This is certainly the case when Bell thwarts the attempted assassination of a United States senator shortly after meeting the man. This heroic rescue is just the start of the mystery for Bell, who suspects that the would-be assassins have a much larger and more dangerous agenda - one involving the nearly constructed Panama Canal. While the senator supports the building of the canal, there are many who never want to see the its completion. 

Penguin presents the audiobook edition of Golden Buddha by Clive Cussler with Craig Dirgo, read by J. Charles. When Cabrillo and his ship are hired by the US government to find an ancient statue known as the Golden Buddha, stolen from the Dalai Lama in 1959, the stakes couldn't be higher. Success or failure will determine the future of Tibet. Playing the Russians off against the Chinese while battling against mysterious forces who will do anything to stop them, the crew of the Oregon face a formidable foe. But like his extraordinary ship, the enigmatic Juan Cabrillo has more than a few aces up his sleeve....

April 1950: The rusting hulk of a steam locomotive rises from the deep waters of a Montana lake. Inside is all that remains of three men who died forty-four years before. But it is not the engine nor its grisly contents that interest the people watching nearby. It is what is about to come next.... 1906: For two years, the western states of America have been suffering an extraordinary crime spree: a string of bank robberies by a single man who then cold-bloodedly murders any and all witnesses, and then vanishes without a trace....

The legend of Croesus' riches has echoed across millennia. Stolen and hidden by pirates after the Persian King's defeat in 546 BC, his staggering wealth was thought to be lost to history. Treasure-hunters Sam and Remi Fargo know it's out there somewhere. A decade after their search for the King's gold first brought them together, the husband-and-wife team return to Greece to uncover the hoard that has always eluded them. But they soon learn they're not the only ones looking. 

Few books have so affected radical social changes as The Jungle, first published serially in 1906. Exposing unsanitary conditions in the meat-packing industry in Chicago, Sinclair's novel gripped Americans by the stomach, contributing to the passage of the first Food and Drug Act. If you’ve never read this classic novel, don't be put off by its gruesome reputation. Upton Sinclair was a Pulitzer Prize-winning novelist who could turn even an exposé into a tender and moving novel.

It came without warning: a microscopic enemy that methodically turned the green Earth gray, decimating the food chain until only the prepared were left. But preparation alone is not enough to shelter Eric Fletcher from the chaos to befall the world as governments fail their citizens.

Three bestselling adventures from the Dane Maddock Origins series.

Philip Mercer, a preeminent geologist with a taste for international intrigue and danger, rides an elevator 2,000 into the Earth at the Leister Deep Mine in Minnesota. Mercer is there to visit his old friend and mentor, who is leading a research team to the deepest section of the mine for a groundbreaking study on climate change. But as Mercer approaches, he is stunned to hear gunfire in the massive underground chambers. By the time he finds his way to them, Abe Jacobs and the entire research team have been brutally attacked - and Mercer is left seeking not only answers but revenge. 

A top-secret drone crashes in the lawless Horn of Africa. The CIA is prepared to write off the loss, until evidence surfaces that the wreckage of their prized aircraft is hidden in a hangar outside Khartoum's main airport. The hangar is owned by a shady cargo airline that flies ancient DC-3s across Africa and the Middle East. The name of the company does nothing to still concern: FBN-Fly by Night Aviation.

Archaeologist Nina Wilde believes she has found the location of the lost city of Atlantis, and now she wants the opportunity to prove her theory. Someone else though wants her dead! With the help of ex-SAS bodyguard Eddie Chase and beautiful heiress Kari Frost, Nina faces a breakneck race against time around the world, pursued at every step by agents of the mysterious and murderous Brotherhood of Selasphoros. 

The runaway international number one best seller that launched Tom Clancy's spectacular career and introduced his acclaimed hero, Jack Ryan, in the ultimate submarine adventure - now reissued with a new cover. Silently, beneath the chill Atlantic waters, Russia's ultrasecret missile submarine, the Red October, is heading west. The Americans want her. The Russians want her back. With all-out war only seconds away, the superpowers race across the ocean on the most desperate mission of a lifetime.

Court Gentry is known as The Gray Man - a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.

Charged with spotting terrorist threats, the top-secret "Campus" has its hands full when Middle East thugs and Colombian drug lords join forces. New Campus recruits include Jack Ryan Jr., son of master spy John Patrick Ryan, now President.