[williamjennings]

The Black Sea is aquatically contiguous with the Mediterranean, so it is safe to say that there was a spanning civilization in that climate zone, after humanity migrated north of the Sahara.

Some of the metals and ceramics found in these sites are more detailed than modern day equivalents, because there was an abundance of exquisite raw materials. There is not any blatant evidence to show advanced means of manufacture, or technology hence.