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CategoriesEarthworks
Mounds, henges, enclosures and effigies built from earth.
🇵🇪 Peru · Hypothetical site
Hypothetical Late Horizon (?) palm swamp levee 900 CE or natural · Hypothetical Inca lagoon city (unvalidated) / pre-Columbian field (?)
Paititi lagoon swamp third variant 1.2 km levee 0.9 m at Pusharo lagoon edge with 15 m mound-islands — 1600 CE charcoal but no stone, palm levee geofact.
🇵🇪 Peru · Geoglyph
Early Intermediate (Topará / Early Nazca) · Paracas-Topará / Early Nazca
30+ trapezoid and anthropomorph lines (200 BCE–300 CE) on inland Pisco River pampas.
🇧🇴 Bolivia · Hypothetical site
Hypothetical pre-Columbian 800 CE (if cultural) or Holocene paleo-river natural · Hypothetical Casarabe north (unvalidated) or natural paleo-river
Pando Kunduriri hypothetical 5 km ridge grid 0.6 m with pools 40 m — satellite geometry but ground truth oxbow scroll bars, no sherds, natural levee suspected.
🇮🇱 Israel · Earthwork
PPNB to Early Bronze Age · Levantine Neolithic pastoral-hunters
100 Negev kites on desert plateau—30-cm walls funneling gazelle into live-capture pens (7000–3000 BCE).
🇺🇸 United States · Earthwork
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Moundville Mound A Plaza Level in Alabama, Moundville, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇺🇸 United States · Earthwork
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Spiro Mound Craig Hollow Chamber in Oklahoma, Spiro, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇺🇸 United States · Earthwork
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Watson Brake Mound E in Louisiana, Ouachita Parish, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇨🇱 Chile · Geoglyph
Formative (800 BCE–800 CE) · Formative–Classic geoglyph
Atacama Giant Geoglyph Cerro Unitas Eastern Ridge in Tarapacá, Cerro Unitas, Chile is a Formative (800 BCE–800 CE) geoglyph attributed to Formative–Classic geoglyph.
🇺🇸 United States · Earthwork
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Etowah Mound C Burial 57 in Georgia, Cartersville, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇬🇧 United Kingdom · Ancient village
Neolithic to Iron Age (peak Iron Age) · Bronze Age to Iron Age Severn communities
Iron Age corduroy trackways (1000–100 BCE) on Goldcliff intertidal peat shelf — 30-m brushwood causeways.
🇨🇱 Chile · Geoglyph
Archaic to Formative (Tulán–Puripica) · Atacama caravan (Tulán, Puripica, early Atacameño)
20 high-salar ignimbrite geoglyphs (1200 BCE–1000 CE) at 4,316 m above Salar de Tara cathedrals.
🇺🇸 United States · Earthwork
Formative to Mississippian (1500 BCE–1500 CE) · Woodland–Mississippian
Cahokia Woodhenge Post Circle III in Illinois, United States is a Formative to Mississippian (1500 BCE–1500 CE) earthwork attributed to Woodland–Mississippian.
🇨🇱 Chile · Geoglyph
Middle Horizon to Late Intermediate (Cabuza-Maytas-Chiribaya / Arica) · Arica cultural complex
Hill figures and extensive pre-Hispanic village on Cerro Sombrero (Hat Hill) in mid-Azapa Valley, 12 km inland from Arica.
🇨🇱 Chile · Geoglyph
Formative Alto Ramírez to San Miguel · Alto Ramírez–Tiwanaku caravan
Lluta south-bank hillside geoglyphs: 16 rayed anthropomorphs opposite classic Alto Ramírez terrace.
🇧🇴 Bolivia · Lost city
Middle Horizon to Late Intermediate (c.500 – 1400 CE) · Casarabe culture
Casarabe eastern forest island at Laguna San José — polygonal ditch, 6 m platform and 1 km causeway under forest, 500–1400 CE.
🇨🇱 Chile · Geoglyph
Middle to Late Intermediate (Maitas–Gentilar) · Azapa valley folk (Maitas–Gentilar)
Mid-Azapa hillside: 28 figures at km 14 including 32-m feathered anthropomorphs above olive valley.
🇨🇱 Chile · Geoglyph
Late Formative to Tiwanaku (Alto Ramírez III) · Alto Ramírez–Pukara caravan
Summit pampa geoglyphs 5 km east of Lluta: 22 horizontal geometric avenues on drainage divide.
🇺🇸 United States · Earthwork
Late Woodland – Glades I–II (300 BCE–1150 CE) · Glades / Calusa tradition (Okeechobee Basin)
Late Woodland–Glades/Calusa affiliated town (300 BCE–1150 CE, peak 550–850) spread 5 sq mi along Caloosahatchee River north bank: 3 sand mounds (Mound A Plaza 3.5 m, Mound B and borrow mound), 2…
🇺🇸 United States · Earthwork
Middle Woodland / Hopewell (100 BCE – 400 CE) · Hopewell
Cowan Creek Circular Enclosure in Ohio, United States is a Middle Woodland / Hopewell (100 BCE – 400 CE) earthwork attributed to Hopewell culture.
🇨🇱 Chile · Geoglyph
Late Intermediate Gentilar · Camarones–Conanoxa Gentilar
Conanoxa south terrace: 14 inverted additive ring geoglyphs mirroring north-bank Camarones.
🇯🇴 Jordan · Geoglyph
Neolithic (PPNB to Late Neolithic) · Southern Jordan Neolithic
Southernmost Jordanian kite field on the Karak limestone plateau (620 m, 31°03′N 35°45′E) above Wadi al-Hasa gorge (tributary of Mujib).
🇲🇳 Mongolia · Tumulus
Early Iron Age (Pazyryk-related) · Chandman / Pazyryk (Uyuk–Chandman)
35 Pazyryk-hybrid kurgans (700–300 BCE) — frozen felt graves on Chandman piedmont.
🇺🇸 United States · Geoglyph
Late Prehistoric (Patayan) · Yuman (Mojave/Quechan)
9-m Fisherman intaglio (900–1200 CE) on Plomosa piedmont — spearman with fish and sun.
🇵🇪 Peru · Geoglyph
Initial Period to Late Intermediate (Casma-Sechín to Chimú) · Casma-Sechín / Paramonga / Chimú
Inter-valley pampa (380 m) between Río Pativilca and Río Fortaleza, 4 km east of Paramonga fortress, with 26 anthropogenic lines and trapezoids on pale alluvial terrace.
