🇺🇸 United States · Mound
Poverty Point
Poverty Point culture
prehistoric site of the Poverty Point culture in northeastern Louisiana, United States
🇺🇸 United States · Buried city
Buried City of Syke Geoglyph
Jōmon (14000–300 BCE) · Jōmon
Buried City of Syke Geoglyph in Ohio, United States is a Jōmon (14000–300 BCE) buried city attributed to Jōmon culture.
🇺🇸 United States · Ancient city
Canyon de Chelly White House South Ledge
Bronze Age (3000–1200 BCE) · Bronze Age
Canyon de Chelly White House South Ledge in Arizona, Chinle, United States is a Bronze Age (3000–1200 BCE) ancient city attributed to Bronze Age.
🇺🇸 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 · Cave
Mammoth Cave Historic Entrance
Early Woodland to Historic (1000 BCE – 1812 CE mining) · Woodland / Historic American
Mammoth Cave Historic Entrance in Kentucky, United States is a Early Woodland to Historic (1000 BCE – 1812 CE mining) cave attributed to Woodland / Historic American culture.
🇺🇸 United States · Tumulus
Kolomoki — Mound A North Ramp (Georgia)
Early Bronze Age to Iron Age (2500–500 BCE) · Hallstatt / Early Iron Age
Kolomoki — Mound A North Ramp (Georgia) in Georgia, Early County, Kolomoki, United States is a Early Bronze Age to Iron Age (2500–500 BCE) tumulus attribut…
🇺🇸 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 · Ancient village
Una Vida (Chaco Canyon)
Pueblo I-III; early Bonito · Chacoan pioneer (Pueblo I) → classic Bonito
Earliest canyon great house (800–930 CE) at eastern mouth — L-shaped early Bonito 80-room great house with great kiva, petroglyphs and Fajada alignment, Chaco genesis type.
🇺🇸 United States · Earthwork
Seip Earthworks
Hopewell 1–500 CE · Hopewell tradition
121-acre Hopewell circle-square with 335 m Great Circle and Seip-Pricer mound, UNESCO 2023.
🇺🇸 United States · Ancient village
Pueblo Pintado (Red House)
Chaco Bonito to Post-Chaco (Late Pueblo II–III) · Chaco (ancestral Pueblo) → post-Chaco San Juan
Southeasternmost Chaco great house outlier (c.1050–1120 CE, Bonito II–III) on Pintado Mesa overlooking Rio Chaco headwater — eastern gate of Chaco world.
🇺🇸 United States · Ancient village
Pueblo Bonito (Chaco Canyon)
Pueblo II–III · Ancestral Puebloan / Chacoan
Greatest great house of Chaco: D-shaped 800-room complex with 32 kivas, planned in stages 850–1150 CE, aligned to cardinal directions and Chacoan road system radiating 60 km.
🇺🇸 United States · Temple complex
Pueblo Bonito - Chaco Canyon Great House
Chacoan Phenomenon 828–1126 CE · Ancestral Puebloan (Anasazi) Chaco
Pueblo Bonito – Chaco's 800-room D-shaped great house (828–1126 CE), 4 stories, 650 rooms, theatral central plaza and 32 kivas, aligned to cardinal directions and Chaco meridian.
🇺🇸 United States · Ancient city
Kin Bineola — Chaco Outlier Great House South
Pueblo II–III Chacoan (1080–1140 CE) · Ancestral Pueblo (Chacoan)
South Road Great House 1080 CE — 120 rooms, kiva & 9 m Chaco road.
🇺🇸 United States · Earthwork
High Bank Works
Hopewell Middle Woodland 100–400 CE · Hopewell tradition
Circle-octagon pair 320 m circle, UNESCO 2023.
🇺🇸 United States · Earthwork
Hopeton Earthworks
Middle Woodland Hopewell 100 BCE–500 CE · Hopewell tradition
Hopewell 22 ha circle-square with 321 m Great Circle, UNESCO 2023 unit-of-measure type-site.
🇺🇸 United States · Archaeological wonder
Aztec Ruins National Monument
Pueblo II–III 1115–1287 CE (Chacoan 1120–1140; Mesa Verde 1200–1287) · Ancestral Puebloan (Chacoan then Mesa Verdean)
Misnamed 12th-century Great House built by Chacoan Ancestral Puebloans (Aztec West, 400 rooms, 3 storeys) and later occupied by Mesa Verdeans: E-shaped pueblo with Great Kiva (14.6 m diameter,…
🇺🇸 United States · Buried city
Cahokia Mounds
Emergent Mississippian to Stirling phase · Mississippian (Illinoian)
Largest Mississippian centre (650–1400 CE) with 120 mounds including Monks Mound (30 m, 1000x700 ft base, largest earthen platform north of Mexico).
🇺🇸 United States · Earthwork
Cahokia Woodhenge
Mississippian Emergent–Early 900–1150 CE · Mississippian (Cahokia)
Mississippian timber Stonehenge: 410 m 48-post solar calendar aligned to Monks Mound solstice.
🇺🇸 United States · Archaeological wonder
Chaco Culture National Historical Park
Pueblo II–III 850–1250 CE (Chacoan fluorescence 1020–1140) · Ancestral Puebloan (Anasazi) / Chacoan
Chacoan canyon with 15 monumental Great Houses (Pueblo Bonito 650 rooms, 35 kivas) and engineered roads, built 850–1150 CE by Ancestral Puebloans as ritual and trade center for San Juan Basin,…
🇺🇸 United States · Ancient village
Chetro Ketl (Chaco Canyon)
Pueblo II-III; Chacoan florescence then McElmo Mesa Verde · Chacoan Ancestral Puebloans (Homools? Pueblo I-III) → McElmo Mesa Verde
Chaco’s second city (400 rooms, D-shaped, 1010–1110 CE) with colonnade and great kiva — McElmo-renovated great house, 3 storeys high on north Chaco mesa.
🇺🇸 United States · Archaeological wonder
Cliff Palace
Pueblo III 1190–1280 CE (Ancestral Puebloan florescence) · Ancestral Puebloan (Anasazi, Pueblo III)
Largest cliff dwelling in North America: 150 rooms, 23 kivas, 128–150 inhabitants in alcove 88 m deep, 27 m high below mesa top, with coursed sandstone masonry, tower structures and painted plaster,…
🇺🇸 United States · Archaeological wonder
Fajada Butte
Pueblo II–III Bonito 1000–1150 CE · Ancestral Pueblo (Chacoan)
Chacoan Sun Dagger butte: three slabs create dagger beam on spirals marking solstices and lunar standstill.
🇺🇸 United States · Earthwork
Hopewell Culture National Historical Park (Mound City Group)
Hopewell 1–500 CE (Middle Woodland, peak 100–400 CE) · Hopewell tradition (Scioto Hopewell)
Finest Hopewell enclosure: 13-acre (5.3 ha) flat-topped earthen-walled enclosure (1,211 m perimeter, 1–1.8 m high) near Scioto River enclosing 24 conical, elongated and effigy mounds.
🇺🇸 United States · Ancient village
Hungo Pavi (Chaco Canyon)
Pueblo II-III; Chacoan · Chacoan Ancestral Pueblo → McElmo
Chaco south-side great house (72 rooms, 1100 CE) with tower kiva, enclosed plaza and South Road segment — Bonito to McElmo transition across canyon.