Take a dive into the underwater world of coral reefs and explore their importance in helping us understand much of the recent history of our oceans. The long life span of coral reefs has made them important places for scientific exploration and today much of that study deals with coral reef survival. Students will learn that the largest reef in the world is the Great Barrier Reef off the coast of Australia. The Wonders of Oceanography series covers subjects from Coral Reefs, Sharks, Manatee's, Endangered Species, studying Dolphins to the Ocean tides.