National Geographic: Great Migrations (2 Disc Set)

An Awe-Inspiring Chronicle Of Life On The Move... This ground-breaking, six-hour, high-definition miniseries chronicling the inspirational, often harrowing journeys, the unforgiving odds and what it means to move like your life depends on it. Wildebeests, zebras, red crabs, elephants, kob, walruses, monarch butterflies, jellyfish and whale sharks are all the focus of a crew that travelled some 670,000 kilometers to every continent, filming hundreds of stories in more than 20 different countries.