🇧🇷 Brazil · Earthwork
Marajoara Mounds (Teso dos Bichos)
Marajoara Phase (Polychrome Tradition) · Marajoara (Arauan-derived Amazonian Polychrome)
Marajoara chiefdom mounds (800–1400 CE)—40-m tesos and funerary urn fields on Amazon's delta island.
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78 places in the atlas, 6 of them inscribed as UNESCO World Heritage.
🇧🇷 Brazil · Earthwork
Marajoara Phase (Polychrome Tradition) · Marajoara (Arauan-derived Amazonian Polychrome)
Marajoara chiefdom mounds (800–1400 CE)—40-m tesos and funerary urn fields on Amazon's delta island.
🇧🇷 Brazil · Ancient city
Xinguano late 1100–1600 CE · Xinguano (ancestral Kuikuro)
Southern reservoir satellite K17 of Kuhikugu — 140 m reservoir and plazas at Seki Lake south, Xingu hydraulic answer to Upano.
🇧🇷 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.
🇧🇷 Brazil · Ancient city
Pre-Columbian Xinguano (800 – 1600 CE) · Xinguano (Arawak-Karib)
Kuhikugu South in Mato Grosso, Brazil is a Pre-Columbian Xinguano (800 – 1600 CE) ancient city attributed to Xinguano (Arawak-Karib) culture.
🇧🇷 Brazil · Ancient city
Xinguano 800–1600 CE (late pre-Columbian Amazon) · Xinguano (Arawak, ancestral Kuikuro)
Eastern Kuhikugu causeway-plaza K15 — 220 m plaza with 20 m causeways linking to fish weir, 2.8 km east of X11.
🇧🇷 Brazil · Ancient city
Late Pre-Columbian (800–1600 CE) · Upper Xingu / ancestral Kuikuro Arawak
Eastern plaza K10 of Kuhikugu cluster on Seki East — 12 ha plaza with ditch and 1.2 km causeway.
🇧🇷 Brazil · Ancient village
Late Pre-Columbian (900–1600 CE) · Upper Xingu / ancestral Kuikuro Arawak
Central reservoir K12 of Kuhikugu at Seki isthmus — 80×60 m embanked reservoir and 900 m canal.
🇧🇷 Brazil · Geoglyph
Late Intermediate to Late Horizon (Xingu polyglot / Kayabi) · Upper Xingu archaeological tradition / Kayabi
Southern Amazon forest geoglyph province distinct from Acre-Urubamba: 14 circular and rectangular enclosures (120-320 m) on Xingu headwater interfluvia (260 m, 9°45′S 52°21′W), documented by Mendeley…
🇧🇷 Brazil · Earthwork
Andean Formative (1800–200 BCE) · Andean Formative
Town Henthorn Mound Complex in Piauí, Brazil is a Andean Formative (1800–200 BCE) earthwork attributed to Andean Formative culture.
🇧🇷 Brazil · Earthwork
Late Neolithic (4000–3000 BCE) · Local Neolithic
Chavín de Huántar Plaza South in Amazonas, Brazil is a Late Neolithic (4000–3000 BCE) earthwork attributed to Local Neolithic culture.
