In Greenland an artifact is unearthed, a 50,000 year old meteorite known as the Sacred Stone. Two oposing terrorist groups are searching for the stone. Caught between two militant factions, Juan Cabrillo and his mercenaries must fight to protect the Sacred Stone and prevent the outbreak of World War III.

In the Sea Hunters, his first nonfiction book, Cussler explorers the special world of undersea adventure that inspired and has its fictional parallel in the Dirk Pitt novels. He describes his lifelong love for the sea and ships, and how his involvement with the search for John Paul Jones's famous Revolutionary War ship, the Bonhome Richard, led to his establishing the NUMA (National Underwater and Marine Agency) Foundation, a nonprofit organization...

In the Sea Hunters, his first nonfiction book, Cussler explorers the special world of undersea adventure that inspired and has its fictional parallel in the Dirk Pitt novels. He describes his lifelong love for the sea and ships, and how his involvement with the search for John Paul Jones's famous Revolutionary War ship, the Bonhome Richard, led to his establishing the NUMA (National Underwater and Marine Agency) Foundation, a nonprofit organization...

In the remote wastes of Greenland, an ancient artifact possessing catastrophic radioactive power is unearthed. But the astounding find puts the world at risk. Caught between two militant factions bent on wholesale slaughter, Juan Cabrillo and his network of spies known as The Corporation must fight to protect the stone-and prevent the outbreak of World War III.

Abridged.