Rock Solid

Historical marker location:

Saint Louis, Missouri

( Marker is on North Leonor K Sullivan Boulevard, ½ mile south of Laclede's Landing Boulevard, on the right when traveling south.)

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.