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The catalogue
3 places to sift through. Narrow by kind, country, period or how firmly each one is established — contested and pseudoarchaeological claims are labelled here, never hidden.
🇧🇷 Brazil · Geoglyph
Formative to Late Intermediate (800 BCE–1400 CE) · Andean Formative
Acre — Geoglyph Ancillary Square Ramal 4 (Brazil) in Acre, Rio Branco, Acre Geoglyph Ramal4, Brazil is a Formative to Late Intermediate (800 BCE–1400 CE) g…
🇧🇷 Brazil · Geoglyph
Pre-Columbian 1–1500 CE · Acre / Xinguano tradition
Hundreds of large ditched enclosures (squares, circles, U-shapes) revealed since 1977 by deforestation, built by pre-Columbian Amazonian cultures using forest clearance, dated 1–1500 CE, associated…
🇧🇷 Brazil · Geoglyph
Early to Late Pre-Columbian (400 BCE – 1000 CE) · Acre geoglyph culture / Arawak
Western Ramal triple geoglyph at Capixaba — 3× 120 m squares with 700 m avenue at –10.05S.
