Circle the globe with National Geographic on an underwater voyage powered by earth's great ocean currents - the incredible superhighways of marine life. You'll plunge into an alien world where millions of sea creatures, from tiny seahorses to enormous sharks, spend their entire lives adrift, circling the planet on currents that can carry them 100 miles a day.

• Approximately 60 minutes
• © 1994
• Not available for shipment outside of the U.S. and Canada
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  (Requires Windows Media Player 6.4 or higher)