All the fun of diving without the wetsuit. Filmed primarily in the waters around Cocos Island, 300 miles off the coast of Costa Rica, this documentary offers an enthralling look at an undersea ecosystem whose richly diverse components range from sharks to sea shrimp. Narrated by Linda Hunt, who reveals that the isolated Cocos Island inspired the setting of Robert Louis Stevensen's Treasure Island
before getting on with the nature stuff, provides a running commentary that's both genuinely informative and relatively unobtrusive, and filmmakers
Howard and Michelle Binder Hall are old hands at underwater Imax films, having previously collaborated on INTO THE DEEP...