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.

Data CC BY-SA 4.0 · Photos per credit

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Tagsostrich

#ostrich

2 places carry this tag, across every kind and continent it appears in.

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Verified2 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

2 places

🇲🇳 Mongolia

✓Verified

🇲🇳 Mongolia · Rock art

Khoit Tsenkher Cave (Blue Cave)

Upper Palaeolithic (Middle to Late) · Upper Palaeolithic Altai-Sayan hunter-gatherers (Mal'ta-Afontova tradition)

Mongolia's Palaeolithic blue cave with ostrich-mammoth paintings 38–20 ka.

✓VerifiedUNESCO

🇲🇳 Mongolia · Rock art

Khoit Tsenkher South Gallery — Chandmani Base Cave Art

Upper Paleolithic to Mesolithic (19,000–8000 BCE) · Malta-Buret related early Holocene hunter

Sun-facing lower gallery with 15 ka ibex/ostrich ochre and pecked figures 220 m below main cave.