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Nature
Diamonds
Season 21
Episode 16
The story of Earth's most valued and mysterious stone began thousands of millions of years ago, 100 miles beneath the surface of our planet. Stockard Channing narrates this alluring look at the glittering life of diamonds -- how they're born, mined, cut and polished, sold, and even what the future might hold for them.
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Journey from Canada’s Arctic to the boreal forest and discover how animals survive.
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Follow the great wildebeest migration in East Africa, one of nature’s most amazing events.
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Discover the true character of one of the planet’s largest land mammals, the hippo bull.
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The story of South Africa’s sardine run is brought vividly to life on camera.
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Meet all 18 species of penguins from around the world.
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Australian animals take cameras into their secret world.
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53:43
Get a first-person look at the lives of ocean creatures like sharks, turtles and gannets.
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Young animals face new challenges as winter envelopes the Rocky Mountains.