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12
12x1
Yukon Passage
Episode overview
Follows four adventurers as they travel through the frozen reaches of Canada and Alaska, along the Yukon River and into the Arctic Circle, covering 1,800 miles on foot, skis, log raft, and dogsled.
12x2
The Legacy of L.S.B. Leakey
Episode overview
A documentary on the life and career of anthropologist Louis Leakey.
12x3
The Great Whales
Episode overview
“The Great Whales” features the leviathans in captivity, roaming the Pacific, and being hunted. Included: the birth of a killer whale at California's Marineland; the commercial slaughter .. show full overview
12x4
The Living Sands of Namib
Episode overview
Explore the living sands of Namib, a remote coastal desert on the southwestern edge of Africa. Learn about the amazing survival techniques of the geckos, baboons and plants born in this .. show full overview

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