#opcweeklytheme — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #opcweeklytheme, aggregated by home.social.
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This mound might not look like much to us today, but it’s the largest prehistoric earthwork in the Americas—part of a #vibrant community often called “America’s Oldest City.”
Around AD 1150, Cahokia was the largest prehistoric community north of Mexico, with as many as 20,000 residents (larger than most European cities). #opcWeeklyTheme 📷
#Illinois #MoundBuilders #MississippiRiver #prehistory #Cahokia #StatePark