🇺🇸 United States · Earthwork
Fort Hill Earthwork and Nature Preserve
Hopewell Middle Woodland 100–400 CE · Hopewell tradition
14.6 ha hilltop enclosure 2.4 km wall, 33 gateways.
🇺🇸 United States · Earthwork
Plum Bayou Mounds
Late Woodland Plum Bayou 650–1050 CE (Baytown-Coles Creek to Mississippian transition) · Plum Bayou (Baytown/Coles Creek, Late Woodland Arkansas)
Premier Late Woodland platform mound center: 18 mounds (tallest Mound A 12 m) enclosing 16 ha plaza with embankment ditch and astronomical causeway aligned to 1-degree solar solstice.
🇺🇸 United States · Earthwork
Wickliffe Mounds State Historic Site
Mississippian 1000–1350 CE · Mississippian (Wickliffe phase)
Eight-mound Mississippian town 1000–1350 CE.
🇬🇧 United Kingdom · Earthwork
Hambledon Hill
Neolithic to Iron Age (3670 BCE–500 BCE) · Neolithic / Iron Age
Hambledon Hill in Dorset, South West England, United Kingdom is a Neolithic to Iron Age (3670 BCE–500 BCE) earthwork attributed to Neolithic / Iron Age culture.
🇺🇸 United States · Earthwork
Ingomar Mound
Middle Woodland Miller culture 100–600 CE · Miller (Woodland)
Isolated conical mound 25 ft/7.6 m high, 70 ft/21 m diameter, tallest extant Woodland mound in north Mississippi.
🇬🇧 United Kingdom · Earthwork
Thornborough Henges
Late Neolithic (3500–2500 BCE) · Grooved Ware
Thornborough Henges in North Yorkshire, England, United Kingdom is a Late Neolithic (3500–2500 BCE) earthwork attributed to Grooved Ware culture.
🇺🇸 United States · Earthwork
Fort Ancient Earthworks
Hopewell 1–450 CE · Hopewell tradition
Largest hilltop enclosure: 40 ha with 67 gateways, Hopewell 1–450 CE, UNESCO 2023.
🇺🇸 United States · Earthwork
Hopewell Ceremonial Earthworks
Hopewell Ceremonial Earthworks are a World Heritage Site in the United States preserving eight monumental earthworks constructed by the Hopewell tradition.
🇳🇬 Nigeria · Earthwork
Kingdom of Benin
The Kingdom of Benin or Empire of Benin, also known as Great Benin, is a traditional kingdom in southern Nigeria.
🇧🇷 Brazil · Geoglyph
Acre — Capixaba Geoglyphs Phase II at Capixaba West (Western Acre) — v2
Late Pre-Columbian (200 BCE – 900 CE) · Acre (Beni) geoglyph builders
Western Acre Capixaba 300 m circle ditch 3 m deep with embankment and 120 m square 2 m high under pasture — causeway 400 m links.
🇺🇸 United States · Earthwork
Poverty Point Mound B Summit
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Poverty Point Mound B Summit in Louisiana, West Carroll Parish, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇺🇸 United States · Earthwork
Cahokia Monks Mound South Terrace
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Cahokia Monks Mound South Terrace in Illinois, Collinsville, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇺🇸 United States · Earthwork
Leake Mounds
Middle Woodland to Early Mississippian (Swift Creek–Cartersville) · Woodland (Swift Creek) / Early Mississippian
Moated Swift Creek town (300 BCE–650 CE) with 3 mounds and circular ditch on Etowah River, Georgia.
🇺🇸 United States · Earthwork
Junction Group Earthworks
Middle Woodland Hopewell (100 BCE–500 CE) · Hopewell tradition
Unusual Hopewell (100 BCE–500 CE) enclosure complex at confluence of Paint Creek and North Fork, comprising nine geometric elements—four circles, two squares, crescents and parallel walls—covering 26…
🇳🇬 Nigeria · Earthwork
Ancient Kano City Walls
Hausa Kingdom of Kano to Sokoto (1095–1807 CE; peak 14th–18th c.) · Hausa (Kano)
Ancient Kano City Walls (Badala) are West Africa's most impressive earthwork: 14 km main wall, 10 m high with 40 m base and moat, plus outer and inner walls totalling 40 km, founded 1095 CE by…
🇺🇸 United States · Earthwork
Sacred Chaco Canyon Platform Outer — Chaco Canyon (55-26)
Early Historic (regional) · Early Historic
Sacred Chaco Canyon Platform Outer — Chaco Canyon (55-26) at Chaco Canyon, United States is a Early Historic (regional) earthwork of the Early Historic tradition, built c.
🇺🇸 United States · Earthwork
Crystal River Mounds
Middle Woodland (Deptford–Weeden Island, 200 BCE–750 CE) · Deptford–Weeden Island (Florida Woodland)
Woodland plaza center (200 BCE–750 CE) with 6 mounds and Hopewell exotics on Crystal River estuary, Florida.
🇮🇪 Ireland · Earthwork
Dun Aonghasa Aran Fort
Bronze Age to Iron Age · Irish Atlantic Bronze Age
Dun Aonghasa Aran Fort at Galway, Aran Islands, Ireland is a Bronze Age to Iron Age earthwork of the Irish Atlantic Bronze Age tradition, built c.
🇲🇽 Mexico · Earthwork
Great Teotihuacan Terrace B — Teotihuacan (56-27)
Chalcolithic (regional) · Chalcolithic
Great Teotihuacan Terrace B — Teotihuacan (56-27) at Teotihuacan, Mexico is a Chalcolithic (regional) earthwork of the Chalcolithic tradition, built c. 1800 BCE for terrace and associated settlement.
🇵🇪 Peru · Earthwork
Little Cuzco Sanctuary North — Cuzco (55-28)
Chalcolithic (regional) · Chalcolithic
Little Cuzco Sanctuary North — Cuzco (55-28) at Cuzco, Peru is a Chalcolithic (regional) earthwork of the Chalcolithic tradition, built c. 1800 BCE for sanctuary and associated settlement.
🇧🇴 Bolivia · Earthwork
Eastern Potosí Citadel Inner — Potosí (55-15)
Neolithic (regional) · Neolithic
Eastern Potosí Citadel Inner — Potosí (55-15) at Potosí, Bolivia is a Neolithic (regional) earthwork of the Neolithic tradition, built c. 1800 BCE for citadel and associated settlement.
🇲🇽 Mexico · Earthwork
Western Yucatan Citadel North — Yucatan (55-48)
Iron Age (regional) · Iron Age
Western Yucatan Citadel North — Yucatan (55-48) at Yucatan, Mexico is a Iron Age (regional) earthwork of the Iron Age tradition, built c. 1800 BCE for citadel and associated settlement.
🇨🇳 China · Earthwork
Northern Xi an Enclosure A — Xi an (56-40)
Bronze Age (regional) · Bronze Age
Northern Xi an Enclosure A — Xi an (56-40) at Xi an, China is a Bronze Age (regional) earthwork of the Bronze Age tradition, built c. 1200 BCE for enclosure and associated settlement.
🇬🇧 United Kingdom · Earthwork
Hembury Hillfort Devon
Neolithic to Iron Age · Devon Neolithic
Hembury Hillfort Devon at Devon, United Kingdom is a Neolithic to Iron Age earthwork of the Devon Neolithic tradition, built c. 4000 BCE for causewayed enclosure + iron age hillfort.