The Mind-Blowing Lost Ancient (Deep-Underground) CITY of Derinkuyu
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YouTubeBright Insight
The Mind-Blowing Lost Ancient (Deep-Underground) CITY of Derinkuyu
The mysterious lost ancient deep-underground city of Derinkuyu housed an astonishing 20,000 people, extending 18-levels down, and a staggering 280ft (85m) deep. The only thing more bizarre than this enigmatic marvel of engineering is that we do not know exactly who built it, how, why or even when...And this does not include the more than TWO ...
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