Sea Monsters: A Prehistoric Adventure

Relive the wonder of Sea Monsters, National Geographic's 3-D Large Format Film, and learn more about these weird prehistoric creatures of the deep. Here's the Official Children's Companion Book to the giant-screen film which launches in October on giant screens nationwide. Sea Monsters leads kids into the Late Cretaceous Era, 80 million years ago. Stunning images of giant sharks, enormous squids, massive marine reptiles, and flying creatures with razor-sharp teeth will thrill young imaginat...