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Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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7.0
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Modern Marvels
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7.8
Series
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6.7
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6.7
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8.0
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7.0
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7.0
Series
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8.9
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8.9
Series
2010•Documentary•60 min
8.6
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8.6
Series
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7.6
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7.6
Series
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7.5
How Do They Do It?
7.5
Series
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