The Electricity Building at The World's Fair: Columbian Exposition. This was a World's Fair held in Chicago in 1893 to celebrate the anniversary of Christopher Columbus's arrival in the New World in The Devil In the White City, by Erik Larson
In Blechynden an English tea plantation owner had a booth that sold hot tea at the St. Louis World Fair. It was such a hot day that the patrons of the fair needed a cold drink instead. So he poured it over ice to serve an Ice Tea was born.