Alexander von Humboldt

Historical marker location:

3600 Magnolia Ave, Saint Louis, Missouri

( Marker is on Main Drive just east of Music Stand Loop, on the right when traveling east.)

Marker installed: 1875

The St. Louis World's Fair, also known as the Louisiana Purchase Exposition, was held in St. Louis in 1904 and attracted millions of visitors from around the world. It was where the ice cream cone was first introduced, and also featured the first Olympic Games held in the United States.