Ancient CivilizationsLayers of Mystery Posted on January 28, 2021 by Administrator They created extraordinary artifacts for hundreds of years, revealing an aesthetic sensibility that influences Western civilization to this day. Then they simply disappeared. Scholars are seeking answers to one of the great mysteries of the ancient world: What happened to the Minoans of Crete, who controlled a thriving Mediterranean trade network from around 2,200-1,450 BC?