A hundred years ago, the world was fighting the flu. The 1918 influenza pandemic killed more than 50 million people, including 675,000 Americans. The Centers for Disease Control and Prevention is commemorating the pandemic with several educational projects, including a retro adventure game that will remind you of Oregon Trail.
My advice is to avoid other people like the plague, because they are carrying a disease that, at the time, was as deadly as the plague. -via Metafilter