🇦🇷 Argentina · Geoglyph
Sierra Pintada Geoglyphs
Late pre-Hispanic Agrelo-Viluco · Huarpe-Pehuenche
30 austral basalt geoglyphs (900-1500 CE) on Sierra Pintada, southernmost Andean desert lines at 37S.
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48 places in the atlas, 1 of them inscribed as UNESCO World Heritage.
🇦🇷 Argentina · Geoglyph
Late pre-Hispanic Agrelo-Viluco · Huarpe-Pehuenche
30 austral basalt geoglyphs (900-1500 CE) on Sierra Pintada, southernmost Andean desert lines at 37S.
🇦🇷 Argentina · Earthwork
Contested Holocene ambiguous — Holocene to Late Pre-Hispanic hypothesis or natural jointing · Contested Huarpe / Comechingón (?) or natural geofact (unvalidated)
Southern Potrero enigmatic walls — 600 m rectilinear stone line 0.6 m and circular huts 4 m under Chaco vine forest; contested Huarpe vs natural jointing.
🇦🇷 Argentina · Hypothetical site
Holocene natural / possibly Late Holocene human (unvalidated) · Unassigned Huarpes / Comechingón? / Jesuit?
Erosive 4000 ha Potrero de la Aguada amphitheatre inside Quijadas range — 40–80 m low stone walls bracketing stream forks, culture debated.
🇦🇷 Argentina · Hypothetical site
Hypothetical pre-Hispanic to Historic · Hypothetical Huarpe / Historic pastoral
Hypothetical eastern ridge outlier above Potrero — 600 m wall and 6 m circles as pircas.
🇦🇷 Argentina · Geoglyph
Late Holocene (Patagonian hunter–gatherer, Araucanized) · Tehuelche / La Pampa foothill hunter–gatherers
70+ basalt circle and line geoglyphs (800–1600 CE) on La Pampa meseta — Patagonian pampa hunting cosmology.
🇦🇷 Argentina · Earthwork
Contested Holocene ambiguous — historic to pre-Hispanic hypothesis · Contested Comechingón / Huarpe (?) or natural cuesta (unvalidated)
Northern rim avenue 900 m causeway 1.2 m with bastions 6 m along Potrero norte — contested Huarpe causeway vs cuesta bedding.
🇦🇷 Argentina · Earthwork
Contested Holocene ambiguous — historic to pre-Hispanic hypothesis · Contested Comechingón / Huarpe (?) or natural cuesta (unvalidated)
Northern rim avenue 900 m causeway 1.2 m with bastions 6 m along Potrero norte — contested Huarpe causeway vs cuesta bedding.
🇦🇷 Argentina · Hillfort
Byzantine (330–1453 CE) · Byzantine
Alignment Roxby Camp in Catamarca, Argentina is a Byzantine (330–1453 CE) hillfort attributed to Byzantine culture.
🇦🇷 Argentina · Hypothetical site
Hypothetical pre-Hispanic to Historic · Hypothetical Huarpe / Historic Hualtaran pastoral
Hypothetical central causeway on Potrero de la Aguada floor — 800 m pavement amid historic corrals.
