Question: The Emerald Mound Site (22 AD 504), also known as the "Selsertown site", is a Plaquemine culture Mississippian period archaeological site located near Stanton, on the Natchez Trace Parkway,is a National Parkway in the southeastern United States that commemorates the historic Old Natchez Trace and preserves sections of the original trail, are in which state? 
Sentence (from "Emerald Mound Site"): It is the type site for the "Emerald Phase (1500 to 1680 CE)" of the Natchez Bluffs Plaquemine culture chronology and was still in use by the later historic Natchez people for their main ceremonial center.
Relevant evidence: No