A Sea of Humanity This is Part 3 of our series “Opening Day of the World’s Fair,” which explores the events of May 1, 1893, at the World’s Columbian Exposition in Chicago. The full series can be found here. As the procession of the President of the United States began its march south on Michigan Avenue, thousands of people in downtown Chicago began forming their own spontaneous parade to the World’s Fair. Everyone on West Madison Street and North [...]