History nerds, rejoice! This one’s for you. The U.S. National Archives uses Tumblr as their outlet to share their treasure trove of photographs, videos, and letters to the general public. Of their many Tumblrs, Today’s Document has long been a favorite. Here, you’ll find out what happened on this very day years ago. Even if history isn’t your thing, at the very least this Tumblr offers you interesting information to impress your friends over cocktails.