🇺🇸 United States · Earthwork
Kolomoki Mounds Historic Park
Swift Creek–Weeden Island 350–750 CE · Swift Creek – Weeden Island
Woodland Mound A 17 m, Swift Creek 350–750 CE.
211 places · page 9 of 9
🇺🇸 United States · Ancient city
Quivira – Coronado's Plains City of Gold (Gran Quivira)
Contact myth 1540–1605 · Wichita / Spanish Entrada
Northernmost of Coronado's Seven Cities expedition – Turk told Coronado of Quivira rich in gold east beyond Pueblo; Coro...
🇺🇸 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 · Earthwork
Angel Mounds State Historic Site
Mississippian 1000–1450 CE · Mississippian (Angel phase)
42 ha Mississippian walled town 1000–1450 CE.
🇺🇸 United States · Earthwork
Tremper Mound and Earthwork
Hopewell 100–500 CE · Hopewell tradition
Effigy mound with 136 portrait pipes, Hopewell 100–300 CE.
🇺🇸 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
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 · Archaeological wonder
Hovenweep National Monument
Pueblo III 1200–1300 CE · Ancestral Puebloan
Six Pueblo tower villages 1200–1300 CE, Square Tower.
🇺🇸 United States · Earthwork
Town Creek Indian Mound
Pee Dee Mississippian 1150–1400 CE · Pee Dee culture
Pee Dee Mississippian platform mound 1150–1400 CE.
🇺🇸 United States · Megalith
Bighorn Medicine Wheel
Late Prehistoric 1200–1700 CE · Plains Indians
24 m medicine wheel 28 spokes, solstice alignments.
🇺🇸 United States · Earthwork
Aztalan State Park
Mississippian 1000–1250 CE · Mississippian (Cahokian)
Northernmost Mississippian walled town 1000–1250 CE.
🇺🇸 United States · Earthwork
Wickliffe Mounds State Historic Site
Mississippian 1000–1350 CE · Mississippian (Wickliffe phase)
Eight-mound Mississippian town 1000–1350 CE.
🇺🇸 United States · Earthwork
Crystal River Archaeological State Park
Deptford–Hopewell–Weeden Island 500 BCE–1000 CE · Deptford / Hopewell Gulf Coast
Six mounds 500 BCE–1000 CE with Hopewell copper and stelae.
🇺🇸 United States · Archaeological wonder
Casa Malpais Archaeological Park and National Historic Landmark
Mogollon–Ancestral Puebloan 1260–1350 CE · Mogollon–Ancestral Puebloan
60-room basalt Great House 1260–1350 CE, Great Kiva solar calendar.
🇺🇸 United States · Earthwork
Marksville State Historic Site
Marksville 0–400 CE · Marksville culture
Semicircular enclosure 530 m wall, Marksville Southern Hopewell 0–400 CE.
🇺🇸 United States · Archaeological wonder
Chimney Rock National Monument
Pueblo II 1076–1125 CE · Chacoan
Chacoan Great House at 2310 m, lunar standstill alignment 1076–1093 CE.
🇺🇸 United States · Archaeological wonder
Gila Cliff Dwellings National Monument
Mogollon Tularosa 1275–1300 CE · Mogollon
46 rooms in five caves 1275–1300 CE, Mogollon.
🇺🇸 United States · Pyramid
Rock Lake Wisconsin Pyramids – Aztalan-linked Rock Lake Pyramids
Claimed Aztalan–Rock Lake 1100 CE (real Aztalan 1100, lake pyramids 0) · Pseudo Aztalan / Natural glacial
Claimed 10 pyramids under 5–11 m Rock Lake — UW sonar shows glacial till not pyramids
🇺🇸 United States · Archaeological wonder
Lake Michigan Stonehenge – Grand Traverse Bay Stone Circle
Claimed Hopewell? 3000 BCE (natural post-glacial 10000 BCE) · Pseudo Hopewell / Glacial
Claimed 40 ft stone circle at 12 m in Traverse Bay — Michigan DEQ shows glacial lag