Europe’s Oldest Human-Made ‘Megastructure’ Discovered under Baltic Sea
The following essay is reprinted with permission from The Conversation, an online publication covering the latest research.Archaeologists have identified what may be Europe’s oldest human-made megastructure, submerged 21 meters below the Baltic Sea in the Bay of Mecklenburg, Germany. This structure – which has been named the Blinkerwall – is a continuous low wall made from over 1,500 granite stones that runs for almost a kilometer. The evidence suggests it was constructed by Palaeolithic people between 11,700 and 9,900…