Research NewsArchaeology

Oldest Mound Complex Found at Louisiana Site

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Science  19 Sep 1997:
Vol. 277, Issue 5333, pp. 1761-1762
DOI: 10.1126/science.277.5333.1761

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Most archaeologists believed that the first large mound complex was built 3500 years ago at Poverty Point, Louisiana. But on page 1796, a multidisciplinary team reports an analysis of another Louisiana site that has extended the tradition of mound-building back by nearly 2000 years--and opened a new perspective on the cultures of ancient North America.