Dive into Sea Monsters: A Prehistoric Adventure—a dramatic and compelling story about an ancient and mysterious ocean world containing some of the most awe-inspiring creatures of all time. National Geographic brings these little-known creatures to life for the first time in 82 million years. Before they lived in our imaginations, they really lived!

Bonus Feature: interactive timeline.

Not available for shipment outside of the U.S. and Canada.

• 1 disc; approximately 40 minutes
• © 2008