Image: Mound A at Poverty Point

Description: Mound A at the Poverty Point site, Louisiana, USA. A prehistoric site of various earthworks, including ring walls and mounds. The site is a state park and designated as National Monument. This image shows the largest mound, called Bird Mound or Mound A.
Title: Mound A at Poverty Point
Credit: http://www.flickr.com/photos/15308454@N06/2389545729/in/photostream/
Author: http://www.flickr.com/photos/15308454@N06/ Kniemla
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