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Extras

Video thumbnail: Nature River of No Return - Preview

Nature

River of No Return - Preview

Airs Wednesday, March 27, 2013 at 8:00 p.m. ET/PT. Check your local listings.

River of No Return - Preview

Video thumbnail: Nature River of No Return - Preview

Nature

River of No Return - Preview

Premieres Wednesday, April 18, 2012 at 8:00 p.m. ET/PT. Check your local listings.

River of No Return - Preview

Video thumbnail: Nature An Ancient Game..

Nature

An Ancient Game..

In Chamberlain Basin, Isaac and Bjornen watch as a pack of wolves eyes white-tailed deer.

An Ancient Game..

Video thumbnail: Nature This Land is My Land

Nature

This Land is My Land

Isaac and Bjornen play harmonica deep in the Frank Church-River of No Return wilderness.

This Land is My Land

Video thumbnail: Nature This Unexplained Companion

Nature

This Unexplained Companion

A pack of wolves isolates an injured elk on a ridge. Then, something remarkable happens.

This Unexplained Companion

Video thumbnail: Nature Wolf Pups Right Off the Trail

Nature

Wolf Pups Right Off the Trail

Isaac and Bjornen come across a group of wolf pups right off the trail.

Wolf Pups Right Off the Trail

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