A mysterious sea monster, theorized by some to be a giant narwhal, is sighted by ships of several nations; an ocean liner is also damaged by the creature. The United States government finally assembles an expedition to track down and destroy the menace. Professor Pierre Aronnax, a noted French marine biologist and narrator of the story, master harpoonist Ned Land, and Aronnax's faithful assistant Conseil join the expedition. After much fruitless...

East Antarctica: The coldest, most desolate location on Earth. Two-and-a-half miles below the ice cap is Vostok, a six thousand square mile liquid lake, over a thousand feet deep, left untouched for more than 15 million years. Now, marine biologist Zachary Wallace and two other scientists aboard a submersible tethered to a laser will journey 13,000 feet beneath the ice into this unexplored realm to discover Mesozoic life forms long believed extinct...

When the shadows in the ocean go missing, the Octonauts, a team of eight animal underwater explorers, must travel to the Sea of Shade to find them.

When the Octonauts, a team of eight animals that explores the ocean, help a lonely monster, everyone learns the value of friendship and individuality.

"To stop the world from burning, it's up to Sigma Force to uncover a secret buried at the heart of our planet. The Titan Project-an international research station off the coast of Australia-discovers a thriving zone of life in an otherwise dead sea. The area teems with a strange bioluminescent coral that defies science, yet holds great promise for the future. But the loss of a military submarine in the area triggers a brutal attack and sets in motion...

When the Octonauts, a team of eight animals who explore the ocean, discover a bleached and abandoned coral reef, they learn about the important relationships among animals, plants, and their habitats.

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.

An anti-globalization activist learns how to artificially trigger a polar shift. He plans to use the event to jolt industrialized nations into corrective action. Unfortunately, unless NUMA Special Assignment Team can stop him, his "wake-up call" could annihilate the entire population of the world.

Two shy children meet at a noisy pool and dive beneath the crowd into a magical undersea land, where they explore a fantastical landscape and meet various creatures.