The Native American mound builders

Native American cultures in the region … century academics theorised that the Native Americans were too primitive to be … the mounds were built by Native American cultures over a period … , which describes how the Native Americans built mounds and their cultural …Native American cultures in the region … century academics theorised that the Native Americans were too primitive to be … the mounds were built by Native American cultures over a period … , which describes how the Native Americans built mounds and their cultural …