🇺🇸 United States · Earthwork
Sloan Site
Paleo-Indian Dalton 8500–7900 BCE · Paleo-Indian Dalton (Sloan Dalton)
8,500 BCE Paleo-Indian cemetery, oldest in the Americas, 475 burials.
🇺🇸 United States · Tumulus
Estuary West Tumulus
Mississippian (800–1600 CE) · Mississippian
Estuary West Tumulus in Ohio, United States is a Mississippian (800–1600 CE) tumulus attributed to Mississippian culture.
🇺🇸 United States · Rock-cut
Ben Glen Rock-Cut Complex
Late Bronze Age (1550–1050 BCE) · Late Bronze Age
Ben Glen Rock-Cut Complex in Ohio, United States is a Late Bronze Age (1550–1050 BCE) rock_cut attributed to Late Bronze Age culture.
🇺🇸 United States · Earthwork
Mount Royal Archaeological Site
St Johns IIc–Mississippian 1050–1562 CE (midden 3000 BCE onward) · St Johns (Timucua ancestors)
St Johns platform mound 6.7 m with 300 m causeway and 6000-year midden, contacted 1562 by French.
🇺🇸 United States · Ancient city
Peñasco Blanco — Chaco Canyon Outer Great House West
Pueblo II–III (1050–1140 CE) · Ancestral Pueblo (Chacoan)
Cliff-point Great House 1050 CE — oval arc & solstice pictograph.
🇺🇸 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 · 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.
🇺🇸 United States · Earthwork
Liberty Earthworks
Middle Woodland Hopewell 100–350 CE · Hopewell tradition
Hopewell square 320 m with corner circles and Liberty Mound, Chillicothe cluster component.
🇺🇸 United States · Submerged site
Sunken City off Burn Dhara
Yayoi (300 BCE–300 CE) · Yayoi
Sunken City off Burn Dhara in Ohio, United States is a Yayoi (300 BCE–300 CE) submerged city attributed to Yayoi culture.
🇺🇸 United States · Hillfort
Ard-Wall Camp
Nazca (100 BCE–800 CE) · Nazca
Ard-Wall Camp in Ohio, United States is a Nazca (100 BCE–800 CE) hillfort attributed to Nazca culture.
🇺🇸 United States · Earthwork
Fort Walton Mound
Mississippian Fort Walton 1100–1550 CE · Fort Walton (Mississippian Pensacola variant)
Fort Walton culture temple mound on Choctawhatchee Bay, 1100–1550 CE.
🇺🇸 United States · Earthwork
Newark Earthworks
Hopewell culture 100 BCE–500 CE · Hopewell (Adena descended, Algonquian? cohort)
Hopewell giant geometric enclosures marking 18.6-yr lunar cycle.
🇺🇸 United States · Earthwork
Seal Township Earthworks
Middle Woodland Hopewell 50–350 CE · Hopewell tradition
Scioto bluff Hopewell enclosure triplet (circle-square-irregular) 45 km south of Chillicothe core.
🇺🇸 United States · Ancient village
Nazca Hummingbird Annex North
Early Bronze Age (3000–2000 BCE) · Local Neolithic
Nazca Hummingbird Annex North in Great Plains, United States is a Early Bronze Age (3000–2000 BCE) ancient village attributed to Local Neolithic culture.
🇺🇸 United States · Tell
Plastered Floor House Cluster South — Ohio Valley (Columbus)
Classical Antiquity (800 BCE–500 CE) · Local Neolithic
Plastered Floor House Cluster South in Ohio Valley, United States is a Classical Antiquity (800 BCE–500 CE) tell attributed to Local Neolithic culture.
🇺🇸 United States · Archaeological wonder
Aqueduct Arch Section South — Southwest (Santa Fe)
Early Medieval (500–1000 CE) · Local Neolithic
Aqueduct Arch Section South in Southwest, United States is a Early Medieval (500–1000 CE) archaeological wonder attributed to Local Neolithic culture.
🇺🇸 United States · Temple complex
Hopewell Octagon Annex
Classical Antiquity (800 BCE–500 CE) · Medieval
Hopewell Octagon Annex in Mississippi Valley, United States is a Classical Antiquity (800 BCE–500 CE) temple complex attributed to Medieval culture.
🇺🇸 United States · Tumulus
Pyramid of the Sun Annex — Mississippi Valley (Cahokia)
Early Medieval (500–1000 CE) · Local Neolithic
Pyramid of the Sun Annex in Mississippi Valley, United States is a Early Medieval (500–1000 CE) tumulus attributed to Local Neolithic culture.
🇺🇸 United States · Earthwork
Haida Mortuary Pole Base South
Early Bronze Age (3000–2000 BCE) · Medieval
Haida Mortuary Pole Base South in Great Plains, United States is a Early Bronze Age (3000–2000 BCE) earthwork attributed to Medieval culture.
🇺🇸 United States · Tumulus
Moundville Pyramid B Annex
Late Neolithic (4000–3000 BCE) · Bronze Age
Moundville Pyramid B Annex in Mississippi Valley, United States is a Late Neolithic (4000–3000 BCE) tumulus attributed to Bronze Age culture.
🇺🇸 United States · Pyramid
Han Yangling Pyramid South — Mississippi Valley (Cahokia)
Iron Age (1200 BCE–500 CE) · Iron Age
Han Yangling Pyramid South in Mississippi Valley, United States is a Iron Age (1200 BCE–500 CE) pyramid attributed to Iron Age culture.
🇺🇸 United States · Ancient village
Awatovi — First Franciscan Mission Ruin Hopi
Ancestral Pueblo 1200–1700 CE; Mission San Bernardo 1629–1680 Pueblo Revolt destroyed · Hopi / Spanish Franciscan mission
Awatovi excavated by Fewkes & Smithsonian 1935–39, Jeddito Yellow ware and mission destruction 1680.
🇺🇸 United States · Earthwork
Toolesboro Mounds
Middle Woodland Hopewell 200 BCE–500 CE · Hopewell (Havana Hopewell)
Iowa's premier Hopewell center: 7 surviving mounds (originally 12) including large conical Mound 2 (8 m high) and linear Mound 7 on blufftop above Iowa-Mississippi confluence.
🇺🇸 United States · Rock art
Hueco Tanks Rock Art — Comanche Cave Panel
Archaic Hueco (6000 BCE) → Jornada Mogollon (1200 CE) → Tigua/Mescalero pictographs · Jornada Mogollon / Apache Comanche
El Paso huecos excavated by Jackson 1920s, 3000 pictographs, Comanche Cave masks 1000 CE.