Would we even recognize the evidence for what is was if we dis find it? We can't even agree on the age of the Sphinx.
Would we even recognize the evidence for what is was if we dis find it? We can't even agree on the age of the Sphinx.
Taking seriously the idea that there might have been previous industrial civilizations, and what marks they might leave (and what would get washed away in time).
Taking seriously the idea that there might have been previous industrial civilizations, and what marks they might leave (and what would get washed away in time).
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