NatureExploring the underwater world of Antarctica, which includes coral, sea anemones, sponges, penguins, seals and orcas.
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Now PlayingNatureExploring the underwater world of Antarctica, which includes coral, sea anemones, sponges, penguins, seals and orcas.0NatureA profile of Alaska includes its icy landscape, humpback whales, grizzlies and the northern lights.