Here's the latest trailer for our documentary - Sharks: Knights of the Sea. You'll come face to face with White Sharks, Lemon Sharks and of course, Tiger Sharks. Knights of the Sea features Jon Schellenger, Lawrence Groth, Mike Heithaus and Jim Abernethy. Destinations include the Bahamas and the Island of Guadalupe. Three years in the making, it's fun for the entire family. You'll find it available on www.captainjon.com and www.Amazon.com.