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An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

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Postclassics

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.

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Verification

Pick several

Verified2 Widely accepted1 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Postclassics3 Ancient cities2 Colhuas1 Fortified cities1 Fortresses1 Palaces1

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Country

🇲🇽Mexico2 🇬🇹Guatemala1

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Heritage

UNESCO World Heritage only

Excavation

Partially excavated3

Tags

postclassic2 americas1 aztec1 chinampa1 colhua1 fortress1 legitimacy1 morelos

3 places

1

provincial capital1

Postclassics

🇲🇽 Mexico · Ancient city

Yautepec

Late Postclassic (Aztec/Morelos) · Aztec (Tlahuica–Xochimilca provincial)

Aztec provincial capital (1350–1521 CE) in Morelos — palace, pyramid and 150 ha town at Yautepec valley floor.

🇲🇽 Mexico · Ancient city

Culhuacan

Epiclassic–Postclassic (Coyotlatelco–Aztec) · Toltec–Colhua / Basin Postclassic

Toltec-Colhua capital (600–1400 CE) on Lake Xochimilco — 8 pyramids beneath Cerro de la Estrella, Mexica legitimacy ancestor.

🇬🇹 Guatemala · Fortress

Mixco Viejo

Classic · Maya/Andean

Mixco Viejo — fortified hilltop twin capital.