Illinois Archaeological Survey

Illinois Archaeological Survey

The IAS is a society of professional archaeologists, and other technical professionals, dedicated to identifying and preserving important archaeological resources throughout the state of Illinois.

Cahokia Mounds, Collinsville, Illinois. This ancient city flourished from A.D. 1050 to 1400.

Upcoming events

05/23/2014 • University of Illinois at Urbana-Champaign
07/26/2014 8:00 AM • Cahokia Mounds State Historic Site, Collinsville

Summer field schools are approaching fast... Visit our listing of Illinois field schools and register today!

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The IAS website will be down for software upgrades for several hours on 05/24/2014, starting around 3:00 AM.

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