"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Stay sharp and learn something new every day or stock up on knowledge for the next 105 days with these ...
Related: My Mind Is Absolutely Blown By These 10 Facts That Sound Very, Very Fake But Are Actually 100% Real 2. In 1137, a 14-year-old girl named Eleanor became the "greatest heiress in the known ...