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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Excavation ongoing ancient cities matching “Yucatan”

2 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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Verified2,059 Widely accepted333 Contested8 Hypothetical141 Unverified0 Pseudoarchaeology8

2 places

221

🇬🇷Greece

109

🇲🇽 Mexico · Ancient city

Kulubá

Late–Terminal Classic · Maya (Eastern Yucatan Chenes–Puuc)

Newly revealed palace city (600–1050 CE) SE of Tizimín — 55-m-long Group C palace.

✓Verified

🇲🇽 Mexico · Ancient city

Kiuic

Late Classic Puuc 600–900 CE peak (with Middle Preclassic origins) · Maya (Puuc)

Major Puuc city in protected 1,800 ha reserve: Palace 38 m long with Puuc mosaic colonnade, Yaxché Group 60 m-tall conical karst hill with EAC twin concentrations, and chultunes.