If you're old enough to remember The King, you've probably seen this famous picture of him shaking hands with President Richard Nixon.Maybe you thought it was a joke, or some kind of fake photo, but it's 100% real and the true story behind this famous meeting is impossible to imagine.This picture has inspired 2 movies and remains the most requested photograph in the history of America's National Archives, but what exactly brought this rock and roll icon to the White House?Smithsonian MagazineElvis famously collected cars and guns, but he also had a passion for police badges.The