🇺🇸 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.
🇵🇪 Peru · Temple complex
Kotosh Archaeological Site — Temple of the Crossed Hands
Late Archaic–Initial 2300–1200 BCE · Kotosh–Mito tradition
Crossed Hands temple 1800 BCE, 10 superimposed Mito temples.
🇲🇽 Mexico · Ancient city
Calixtlahuaca Archaeological Zone
Late Postclassic 1116–1520 CE · Matlatzinca → Aztec
Round Temple of Ehécatl 27 m, Matlatzinca 1116–1476 CE.
🇺🇸 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 · Megalith
Bighorn Medicine Wheel
Late Prehistoric 1200–1700 CE · Plains Indians
24 m medicine wheel 28 spokes, solstice alignments.
🇲🇽 Mexico · Ancient city
Mayapán Archaeological Zone
Maya Postclassic 1220–1440 CE · Maya (Cocom–League)
Walled capital 9 km wall, 4000 structures, League 1220–1440 CE.
🇲🇽 Mexico · Ancient city
Yagul Archaeological Zone
Zapotec Postclassic 1250–1521 CE · Zapotec (Tlacolula valley)
Zapotec hill-fortress Palace Six Patios 1250–1400 CE, UNESCO 2010.
🇵🇪 Peru · Temple complex
Raqchi — Temple of Wiracocha
Inca Late Horizon 1430–1532 CE · Inca (Tawantinsuyu)
Inca temple 92 m, 11 m wall, 152 qollqas, Wiracocha oracle.
🇲🇽 Mexico · Ancient city
Xochicalco Archaeological Zone
Epiclassic 650–900 CE · Epiclassic central Mexican
Fortified hilltop Pyramid of Plumed Serpents, zenith cave, UNESCO 1999.
🇫🇷 France · Megalith
Carnac — Kerlescan Alignments Sector
Neolithic (c.4000–3000 BCE) · Carnac Neolithic
Westernmost major Carnac alignments sector east of Kermario, with dense rows and western horseshoe cromlech excavated by Zacharie Le Rouzic.
🇺🇸 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.
🇲🇽 Mexico · Ancient city
Kabah Archaeological Zone
Maya Late Classic 300–1000 CE · Maya (Puuc, Uxmal polity)
Palace of Masks 250 Chaac masks, 18 km sacbé 800–950 CE, UNESCO 1996.
🇵🇪 Peru · Megalith
Paramonga Fortress
Chimú – Late Intermediate 1200–1532 CE · Chimú → Inca
Chimú hill-fort four walls, Inca tambo after 1470.
🇲🇽 Mexico · Ancient city
Sayil Archaeological Zone
Maya Late Classic 700–1000 CE · Maya (Puuc)
70 m Gran Palacio 90 rooms, Puuc 800–1000 CE.
🇫🇷 France · Megalith
Cairn de Gavrinis Annex — Er Lannic Double Cromlech
Late Neolithic · Morbihan Neolithic
Unique tidal double circle excavated by Le Rouzic, half-submerged at high tide revealing Neolithic sea-level, with horseshoe settings.
🇺🇸 United States · Archaeological wonder
Gila Cliff Dwellings National Monument
Mogollon Tularosa 1275–1300 CE · Mogollon
46 rooms in five caves 1275–1300 CE, Mogollon.
🇲🇽 Mexico · Temple complex
Chacmultún Archaeological Zone
Maya Classic–Postclassic 300 BCE–1500 CE · Maya (Puuc–Chenés)
Red hill palaces 44 m portico, hematite, Puuc-Toltec 600–1000 CE.
🇲🇽 Mexico · Ancient city
Labná Archaeological Zone
Maya Late Classic 700–1000 CE · Maya (Puuc)
Labná Arch 3 m, 67-room Palace, Puuc 800–1000 CE.