The history series that investigates myths, legends and stories from around the world. A mile off the coast of the channel island of Alderney lies a shipwreck that could rewrite English naval history. Presenter Saul David joins a team of divers and experts as they attempt to find and raise the ship's four-hundred-year-old cannons. By recasting and firing them, they hope to demonstrate how Elizabeth I became the mother of British naval dominance.