🇺🇸 United States · Geoglyph
Bouse Northern Wash Intaglios (La Posa Plain Extension)
Late Prehistoric (Patayan II–III) · Patayan / Hakataya (Yuman)
9+ Patayan intaglios (880 BP–1500 CE) on La Posa Plain north of Bouse — Colorado River style.
🇺🇸 United States · Archaeological wonder
Casa Grande Ruins National Monument
Classic Hohokam 1150–1450 CE (Sedentary to Classic transition) · Hohokam (Ancestral Sonoran Desert, ancestors of O’odham)
Ancestral Sonoran Desert four-story Great House (18 m × 13 m, 4 storeys, 11 rooms, caliche clay walls 1 m thick, internal loopholes) – largest known Hohokam structure, preserved under 1932 modern…
🇺🇸 United States · Geoglyph
Bouse Fisherman Intaglio (Fisherman Geoglyph)
Late Prehistoric (Patayan) · Yuman (Mojave/Quechan)
9-m Fisherman intaglio (900–1200 CE) on Plomosa piedmont — spearman with fish and sun.