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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Flint mines tagged “neolithic”

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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2 places

Flint mines

🇬🇧 United Kingdom · Earthwork

Grime's Graves — Thetford, Norfolk

Late Neolithic to Early Bronze Age (c.3000–1900 BCE) · British Late Neolithic (Grooved Ware / Beaker)

Grime's Graves (c.3000–1900 BCE, peak c.2600 BCE) is a 36-hectare Neolithic flint-mining pockfield in Breckland heath near Brandon, with 433 shaft pits visible as dimples and one deep public pit 9.5…

✓VerifiedUNESCO

🇧🇪 Belgium · Ancient village

Spiennes Neolithic Flint Mines

Neolithic (4300–2300 BCE) · Michelsberg and Seine-Oise-Marne

Largest and earliest Neolithic flint mining complex in Europe, extending over 100 ha on the Campine chalk near Mons.