A ceremonial mound built and occupied by the ancestors of the Natchez tribe between 1250 and 1600 AD. It is the second largest ceremonial earthwork in the United States.¹ The largest being the Monk’s Mound at Cahokia in Illinois.²

1. http://www.nps.gov/archeology/feature/emerald.htm [↩]
2. http://en.wikipedia.org/wiki/Cahokia#Monk.27s_Mound [↩]