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Alaska is a vast, frozen wilderness that for 125 million years has played silent witness to the greatest lightshow on earth. Her secrets are about to be revealed to those who dare to look.
The story of Hawaii, perched on the edge of a tectonic plate, is precarious and violent. Hawaii's big island is the youngest in the island chain, but bubbling deep in the earth under it is a new island, destined to emerge in a mere 10,000 years.
A network of dry river beds lies beneath the Sahara Desert; one that science has only recently discovered. A team of geologists, sand boarders and adventurers cross the desert to look for clues on how a lush savanna became one of earth's driest places.
The Great Barrier Reef abounds with life. But it is under attack from above and below the water. A team of marine biologists and geologists investigate the clues of how the reef was born, what makes it thrive and how it may disappear within our lifetime.
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- Premiered: November 11, 2007
- Rating: TV-G
- Premise: A six-part series in which scientists, explorers and others examine unique natural locations around the world and the forces of nature that created them. (more)