Nature

The Alps: Winter's Fortress

Animals face the hostile and bitter cold ecosystems of the Alps, which include snow blizzards and avalanches. (60 minutes)

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Wed, 4/2 at 7:00 pm on Austin PBS HDTV

The dry season brings threats to the hippos, crocodiles and lions of Africa's Katavi National Park. (60 minutes)

Thu, 4/3 at 12:00 am on Austin PBS HDTV

The dry season brings threats to the hippos, crocodiles and lions of Africa's Katavi National Park. (60 minutes)

Thu, 4/3 at 3:00 am on Austin PBS HDTV

The dry season brings threats to the hippos, crocodiles and lions of Africa's Katavi National Park. (60 minutes)

Sun, 4/6 at 3:00 am on Austin PBS HDTV

The dry season brings threats to the hippos, crocodiles and lions of Africa's Katavi National Park. (60 minutes)

Sun, 4/6 at 3:58 pm on Austin PBS HDTV

The dry season brings threats to the hippos, crocodiles and lions of Africa's Katavi National Park. (61 minutes)

Wed, 4/9 at 7:00 pm on Austin PBS HDTV

Young animals try to adapt to severe drought and dry conditions in Katavi, as fire and ash sweep across the parched land. (60 minutes)