Darwin visits a prairie dog town

Name: Darwin visits a vanished Native American civilization in Oklahoma @StanEvolve
Uploaded: 2023-07-07T01:29:31-0400
Duration: 8 min 17 s
Description: At Spiro, Oklahoma, there is a little hump of dirt. It was once a big pyramid at one of the most important cities in the Native Mississippian culture, about 800 years ago. It was looted and dynamited in the 1930s.