Historical Marker
Mound 72
Historical marker location:
30 Ramey Street, Collinsville, Illinois
( Marker can be reached from Ramey Street, 0.6 miles south of Collinsville Road, on the right when traveling south.)
Elite Burials and Ritual Sacrifice.
The world's first skyscraper, the Home Insurance Building, was built in Chicago in 1884. It was only 10 stories tall, but it was the first building to use a steel frame to support its weight, which allowed it to be much taller than traditional buildings made of brick or stone.