Top photos from 1 spot at Collinsville Illinois

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site

Cahokia Mounds State Historic Site