. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "22965771"^^ . . . . . . . . . . . . . . . . . . . . . . . . . . . "23912"^^ . . . . . . . . . . "This is a list of notable burial mounds in the United States built by Native Americans. Burial mounds were built by many different cultural groups over a span of many thousands of years, beginning in the Late Archaic period and continuing through the Woodland period up to the time of European contact."@en . . . . . . . . . . . . . . . . . . . . . . "This is a list of notable burial mounds in the United States built by Native Americans. Burial mounds were built by many different cultural groups over a span of many thousands of years, beginning in the Late Archaic period and continuing through the Woodland period up to the time of European contact."@en . . . . "1098288937"^^ . . . . . . . . . . "List of burial mounds in the United States"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .