No matter how many stories we tell, there’s always more to learn about the Olympics. After all, they’ve been happening for 120 years, and that’s just the modern version! Take into account how many people are involved, and factor in both the Summer and Winter Games, and you’ve got a never-ending supply of stories, trivia, and interesting facts. Here are more of them from John Green in this week’s episode of the mental_floss List Show. Oh, by the way, Michael Phelps has, as of today, won 25 Olympic medals, 21 of them gold.