Graham Brown

Covert government operative Danielle Laidlaw leads an expedition into the deepest reaches of the Amazon in search of a legendary Mayan city. Assisted by a renowned university professor and protected by a mercenary named Hawker, her team journeys into the tangled rain forest--unaware that they are replacements for a group that vanished weeks before, and that the treasure they are seeking is no mere artifact but a breakthrough discovery that could transform...

In 1074 B.C., vast treasures disappear from the tombs of Egyptian Pharaohs. In 1927, a daredevil American aviator vanishes on an attempted transcontinental flight. And in the present day, a fishing trawler--along with its mysterious cargo--sinks off the coast of Scotland. How are these three mysterious events connected? And, more importantly, what do they mean for Kurt Austin and his NUMA team? As they search for answers, the NUMA squad join the agents...

When the most advanced aircraft ever designed vanishes over the South Pacific, Kurt Austin and Joe Zavala are drawn into a deadly race to recover the fallen technology, which carries a secret payload of exotic matter capable of triggering an Armageddon-level catastrophe.

Kurt and Joe tangle with the most determined enemy they’ve ever encountered when a ruthless powerbroker schemes to build a new Egyptian empire as glorious as those of the Pharaohs. Part of his plan rests on the manipulation of a newly discovered aquifer beneath the Sahara, but an even more devastating weapon at his disposal may threaten the entire world: a plant extract known as the black mist, discovered in the City of the Dead and rumored to have...

"The dazzling new novel in the #1 New York Times-bestselling series from Clive Cussler, the grand master of adventure. When Kurt Austin is injured attempting to rescue the passengers and crew from a sinking yacht, he wakes with fragmented and conflicted memories. Did he see an old friend and her children drown, or was the yacht abandoned when he came aboard? For reasons he cannot explain, Kurt doesn't trust either version of his recollection. Determined...

A Japanese cargo ship cruises the eastern Atlantic near the Azores -- when it bursts into flames. A gang of pirates speeds to take advantage of the disaster -- when their boat explodes. What is happening in this part of the world? As Kurt Austin, Joe Zavala, and the rest of the NUMA Special Assignments Team rush to investigate, they find themselves drawn into the extraordinary ambitions of an African dictator, the creation of a weapon of almost mythical...

Kurt Austin returns in another spectacular action-packed thriller, from the master of adventure writing Clive Cussler. As head of the US National Underwater and Maritime Agency's Special Assignments Team, Kurt Austin is no stranger to danger - above or below the waves. Kurt's global assignments often bring him head to head with dastardly attempts to use the world's resources for evil, but he's never failed on a mission yet.

The world's oil supply is vanishing, the stock market is plummeting, and the key to saving the future seems to be a baffling historical mystery. Can the NUMA crew crack it in time? Sea of Greed is the suspenseful new NUMA Files novels from the #1 New York Times-bestselling grand master of adventure.
After an explosion in the Gulf of Mexico destroys three oil rigs trying to revive a dying field, Kurt Austin and the NUMA Special...

Kurt Austin and the NUMA crew race to identify a link between an ancient Egyptian treasure, a 1927 daredevil aviator's disappearance and the sinking of a modern fishing trawler to prevent a scheme by a cutthroat arms dealer.