Archaeologists are studying the mysterious cairns and underwater wall of ancient stone piles, or cairns, that stretch for miles under Lake Constance, a glacial lake located between Germany, Austria and Switzerland.
According to a study published in 2021, these structures were built by humans about 5,500 years ago. Originally discovered by the Lake Research Institute in Langenargen in 2015, the huge stone pyramids have attracted public attention and controversy among experts. A few hundred meters from the southwestern Swiss shore of Lake Constance, there are about 170 such stone formations. Neolithic rock formations in the canton of Thurgau were created by humans during the Neolithic Age, according to a team of archaeologists led by Urs Leusinger...<<<Read More>>>...