Here's a video about the Black Sea and the cultures that lived there at the end of the ice age.
The various speakers raise issues that appear to overturn many preconceived ideas held by normal academics. The speakers are from a variety of countries so it would appear that these ideas have spread worldwide.
They question the reliability of carbon dating and at one point claim the evidence shows to the ice age lasting to a much more recent period than the usual one accepted. They also show that 'stone age' people were living next to 'bronze age' people.
The Black Sea did not flood immediately and although it was quick it was much slower than usually accepted. The extra weight of water triggered off volcanic activity which had a disastrous effect on the climate in nearby regions.
https://www.youtube.com/watch?v=vKakFvlD5MM