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Chris emerges from tent along the Dalton Highway, approximately 150 miles outside of Prudhoe Bay.
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A grizzly and her cubs cross the road in Denali National Park.
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Chris rides his motorbike along the Trans Alaska Pipeline on the long journey toward the Arctic North, home of the polar bear.
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This mother black bear and her cubs are true urban bears. They have learned to look both ways before crossing the street.
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A male black bear gets into some trash left in a trailer in an Anchorage neighborhood.
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Chris takes a break after an exhausting drive on the way to Anchorage.
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An arctic ground squirrel fattens up for winter in Denali National Park.
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A dall sheep grazes along a hillside near Polychrome Pass in Denali National Park.
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Chris camps in Denali National Park with the Northern Lights dancing overhead.
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This mother grizzly bear and her cubs walk across the bridge over the Toklat River in Denali National Park.
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A red fox in Denali National Park.
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A brown bear warning sign in Anchorage Park.
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A bus stops for a dall sheep crossing the road.
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A herd of muskoxen along Dalton Highway.
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A black bear in Bicentennial Park within Anchorage City.
©WNET, Photographers: Joseph Pontecorvo and Nimmida Pontecorvo