(Paperback)

Dirk Pitt is on hand at a Colorado archaeological site where an ancient and mysterious artefact has been found - one that is perhaps linked to other strange objects turning up across the globe. And soon Pitt's skills and ingenuity are desperately needed to rescue the team after a suspicious explosion seals them deep underground.

(Paperback)

(Paperback)

When a hurricane unexpectedly blows up off the coast of Nicaragua, a giant floating hotel lies in its path. With no escape for the helpless passengers and crew, it's left to Dirk Pitt and NUMA to launch a rescue and save the day. But in the storm's wake.

(Paperback)

(Paperback)

In the dark, final days of World War Two, two submarines set out from Japan bearing a deadly virus destined for US cities. But neither boat was heard of again... Present day: NUMA Special Projects Director Dirk Pitt rescues a team of scientists from a deadly cloud of poison gas in the North West Pacific.

(Paperback)

While investigating a toxic outbreak in the Caribbean Sea that may ultimately threaten the United States, Pitt unwittingly becomes involved in something even more dangerous - a post-Castro power struggle for the control of Cuba.

(Paperback)

Sabotage, conspiracy and piracy in the air, and below the waves, finds Dirk Pitt plunged into his most dangerous adventure yet. When the luxury cruise lined Emerald Dolphin - powered by a revolutionary new propulsion system - becomes a raging inferno and sinks mysteriously.