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Airs Wednesday, August 27 at 8:00 p.m. ET/PT. Check your local listings.
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Premieres Wednesday, February 6, 2013 at 8:00 p.m. ET/PT. Check your local listings.
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Premieres Wednesday, May 16, 2012 at 8:00 p.m. ET/PT. Check your local listings.
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Airs Wednesday, October 31, 2012 at 8:00 p.m. ET/PT. Check your local listings.
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Airs Wednesday, August 20, 2014 at 8:00 p.m. ET/PT. Check your local listings.
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They're the most powerful birds of prey in the world, but little is known about them.
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Airs Wednesday, February 12, 2014 at 8:00 p.m. ET/PT. Check your local listings.
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Airs Wednesday, July 25, 2012 at 8:00 p.m. ET/PT. Check your local listings.
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Airs Wednesday, July 18, 2012 at 8:00 p.m. ET/PT. Check your local listings.
1:27
An extended preview for "Salmon: Running the Gauntlet" which premieres 5/1/2011.
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Airs Wednesday, January 18, 2012 at 8:00 p.m. ET/PT. Check your local listings.