It is the type site for the Foster Phase ( 1350 - 1500 CE ) of the Natchez Bluffs Plaquemine culture chronology .
Foster 's Mound ( 22 AD 503 ) is a Plaquemine culture archaeological site located in Adams County , Mississippi northeast of Natchez off US 61 .
Foster 's Mound is the type site for the Foster Phase ( 1350 - 1500 CE ) of the Natchez Bluffs Plaquemine culture chronology .
Foster 's Mound ( 22 AD 503 ) is a Plaquemine culture archaeological site located in Adams County , Mississippi northeast of Natchez off US 61 .