Two of Britain’s greatest ever monarchs are placed side by side to see if, despite the centuries, they share any surprising similarities. This fascinating history series discovers some remarkable parallels between the lives of Queen Elizabeth I and Elizabeth II. The first part looks at their shared journeys from obscurity to the crown and the battles they faced to protect their reign. The second part tells the stories of two beautiful young women – Mary Queen of Scots and Princess Diana – who pushed the queens into uncharted waters and ultimately defined their reigns.