When a key element of a new and and powerful attack submarine goes missing and ships begin disappearing in mid-ocean, NUMA director Dirk Pitt and his team embark on an international chase to discover the truth.

"All Gloryanna Griffin needs is a full-ride scholarship to finish her master's degree in marine biology in order to pursue her dream of saving the ocean. However, to be a serious contender for the money, she needs to publish in a prestigious magazine. A research dive off the Olympic Peninsula is a dangerous proposition but one that just might give her article the impact it needs. But when she's swept into an underwater vortex, she realizes her life...

Oceanographer Dirk Pitt traces a lost ship's mysterious cargo to a scientific discovery that could reverse the dangers of climate change in this novel in the #1 New York Times-bestselling action adventure series.
When an act of sabotage aims to slow down a technological breakthrough in American clean energy, it puts the United States on the brink of war with one of its closest allies. Tension boils on the homefront, too, as gas prices...

Winter in New York City: Doc Ford is at the Explorers Club. He foils an abduction attempt on a senator, but the companion in her car is snatched-- and buried alive, leading to a series of remakable twists and revelations.

In the final days of World War II, the Japanese launch two submarines carrying a new strain of a deadly virus to the west coast of the United States, but years after the subs are lost at sea, someone plots to use their deadly cargo.

Secrets from the past are never really dead. Fleeing an abusive marriage and tormented by her past, Alexandra Turner finds solace in a small coastal town on Puget Sound and a job with a local marine biologist studying orcas. After befriending a group of locals, Alex learns that she has moved to a place that has a reputation of being the "most haunted town in Washington." Such superstitions would be easy to dismiss ... if Alex wasn't already on edge....

"The stunning new thriller from the New York Times-bestselling author. When a Crow Indian acquaintance of Tomlinson's asks him to help recover a relic stolen from his tribe, Doc Ford is happy to tag along-but neither Doc nor Tomlinson realize what they've let themselves in for. Their search takes them to the part of Central Florida known as Bone Valley, famous primarily for two things: a ruthless subculture of black-marketers who trade in illegal...

While trying to solve one of Florida's most profound secrets, Doc Ford is the target of a murder attempt by someone who wants to make it look like an accident. Or is the target actually Tomlinson? Whatever the answer, the liveaboards and fishing guides at Dinkin's Bay on Sanibel Island are becoming increasingly nervous--and wary--after a near-poisoning, a plane crash, and an explosion make it apparent that Ford and Tomlinson are dangerous companions....

"Many dangers lurk in the deep-the worst of them are human. Thirty minutes into what should have been an easy, beginner-level dive in a remote Florida lake, the rim of a cave collapses, trapping two of Doc Ford's friends. Ford himself manages to escape and quickly surfaces to find help-but that's when his troubles only begin. Two men are waiting for him on the shore, and they are not the kind of men you want to meet at any time. Murderers and ex-cons,...