🇺🇸 United States · Earthwork
Castalian Springs Mound Site
Mississippian Middle Cumberland (1100–1350 CE) · Mississippian (Castalian Springs phase)
Premier Middle Cumberland Mississippian town (1100–1350 CE) centered on mineral spring: two major platform mounds (Mound 1 6 m high 55×45 m, Mound 2 burial 3 m) plus smaller mound, large plaza and…