Other online social media users have since asked if the last McDonald's meal was still is still on display. Yes, while the sign and the encased meal are still on display in Iceland, Snopes was ...

That's right -- the biggest difference between these two popular items is that McDonald's double cheeseburger comes with two slices of American cheese, whereas the McDouble only comes with one.

Before there was the Big Mac, the Whopper, or the Dave's Single, there was the plain old cheeseburger ... I tried the cheeseburgers from McDonald's, Wendy's, and Burger King so you don't have ...