Witness the destructive power of water, when floods strike without warning. See it all up-close - from the overwhelming storm surge of Hurricane Katrina, to the destructive landslides in Venezuela, to the Mississippi River floods.

See the deadliest volcanoes on the planet. Special effects take you inside some of the world's most famous eruptions. With spectacular new footage of lava rivers, superheated flying rocks, torrents of boiling ash and lethal mudflows.

Witness the beauty and destruction of the biggest light show on Earth. State of the art high-speed cameras capture lightning for the first time, on a journey from the US to Venezuela and equatorial Africa.

Witness the devastating power of an avalanche, from cameras placed directly in the path of descending snow. Stunning special effects recreate the unimaginable horror of the worst avalanche disaster in US history.

Take a journey into the heart of the planet's most furious snowstorms, and feel what it's like to try to survive the sub-freezing temperatures, howling winds, and blinding snowfalls.

Every trip on the Earth's oceans is a potential battle with nature. Witness the awesome forces that can punch a giant hole in a supertanker, capsize any size ship, and leave you fighting for your life on the open seas, thousands of miles from help.

Witness the awesome beauty and power of these amazing storms. See the most spectacular footage of twisters ever shot, along with the stories of people whose lives have changed forever after encountering these mega-storms.

Experience the dramatic power and destructive potential of the largest storms on Earth.

120 million years of evolution made dinosaur bodies better adapted to their environment than any mammal today. The latest science reveals the anatomical secrets that made them such incredible survivors.

The Cretaceous Period spawned walking death machines with a savage combination of speed, eyesight, brainpower, and razor-sharp implements. The latest science reveals the anatomical secrets of these bloodthirsty carnivores.

Predators don’t dominate the Cretaceous; plant-eaters do. And their bodies are built to take a beating. New science reveals the anatomical secrets that made the world’s largest vegetarians such successful survivors in a world of claws and teeth.

More than a million generations adapted dinosaurs to a changing planet. But each successful generation came down to one encounter between two like-minded reptiles. The latest science reveals the anatomical secrets to life and love among dinosaurs.

Mammoths once trampled down Fifth Avenue, sea scorpions were part of the prehistoric freak show on Coney Island, and some of the world's first dinosaurs roamed where the Giants now play.

Even millions of years ago, it was always Bigger in Texas. Scimitar toothed cats, the largest ocean-going reptile ever to exist, and armadillos as big as a car… in Prehistoric Dallas.

Prehistoric Washington, D.C. was full of dinosaurs, and flying reptiles with 30-foot wingspans terrorized the skies over the National Mall. That was before it was ground zero, site of an asteroid impact that wiped out all life...