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More action adventure than traditional documentary, Lion Ark follows the world's most ambitious and daring animal rescue, with a narrative meticulously compiled from film, interviews, conversations and the reactions of participants as events actually unfold. A shocking undercover investigation leads to a ban on animal circuses in Bolivia. But the circuses defy the law. The team...。The Mayan calendar predicts that the world will end in 2012, and many believe it's true. This Emmy-nominated Discovery Channel documentary illustrates the variety of ways the apocalypse could arrive in. True believers will learn how volcanic eruption, widespread plague, deadly asteroids, neighboring stars, and nuclear and biological weapons could each bring about the extinction...。