In some ancient times, after the end of the last ice age about 12 000 years ago, the development of modern civilization began. Scientific studies tell us about the period of 100 000 years long winter during which most of the Earth’s northern hemisphere was covered in ice. And then, suddenly, the ice began to melt, sea levels sharply begun to rise, the Baltic was connected with the North Sea, the Mediterranean and the Black Sea were merged and in the myths of many nations remained a legend of the great flood, in our society remembered by the biblical story of Noah and his ark. (more…)