Its center was beneath present-day St. Louis, and it radiated out to enclose most of the Mississippi watershed, from Wisconsin to Louisiana and Oklahoma to Tennessee. Thousands of villages were included in its orbit.

• 这一文化的中心位于现圣 - 路易斯州之下，辐射至密西西比流域的绝大部分地区，从威斯康星至路易斯安那，从俄克拉何马到田纳西，其范围包括几千个村庄。