Sacrificial and Common Graves Alike Reveal Diversity in Ancient City of Cahokia | Western Digs Posted on May 7, 2014September 3, 2018 by Arantza Respaldiza Hidalgo 07 May Sacrificial and Common Graves Alike Reveal Diversity in Ancient City of Cahokia | Western Digs Alberta’s oil industry digs up more than black gold Atlas of Prejudice