Their magic tree house takes Jack and Annie deep into the sea, where they meet up with dolphins, sharks, and octopi as they search for the answer to an ancient riddle.

In Paris, a graduate student in a secret laboratory reveals a powerful new technology to a beautiful and mysterious woman. A few hours later, the student is drugged and dumped in a river. Radical environmental terrorists are launching a fanatical campaign--and the very future of the world they seek to protect may be at stake. Only MIT scientist and federal agent John Kenner can stop the deadly plot before the terrifying consequences are realized--and...

This nineteenth-century tale of an electric submarine, its eccentric captain, and the undersea world, anticipated many of the scientific achievements of the twentieth century. The adventures of a French scientist and his companions who travel the seven seas as prisoners in the submarine of the mysterious Captain Nemo.

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.

Purports to be the journal of Zoticus de Lesseps, written on an ill-fated 1863 voyage accompanying Captain Nemo to explore the mysteries of the deep sea.

Ruthless Austrian entrepreneur Edward Bolcke has managed to steal a crucial component of the U.S. Navy's latest submarine technology -- and he has found a way to hijack the world's supply of rare earth minerals. The three Pitts, along with longstanding sidekick Al Giordino, use their usual mix of brains and brawn to see that justice is served.

A modern-day swashbuckler and one of England's most decorated naval heroes, Lord Alexander Hawke heads for the Caribbean on a top-secret mission for the U.S. government, to locate an experimental stealth submarine, built by the Soviets just prior to the end of the Cold War, which has fallen into the hands of an unstable government planning a preemptive strike against the U.S.

When U.S. intelligence reports there's something going on in Russia, President Jack Ryan and his youngest daughter, Katie, determine the Russians are about to launch a super missile submarine, and the race is on to find its location and decide if it poses a threat to the continental U.S..

Retells the adventures of a French professor and his two companions as they sail above and below the world's oceans as prisoners on the fabulous electric submarine of the deranged Captain Nemo. Illustrated notes throughout the text explain the historical background of the story.