Far below the surface of the Baltic Sea, archaeologists have mapped a 3,000 foot line of stones that looks less like a ...
When sonar first picked up a massive, stair‑like object on the floor of the Baltic Sea, the image looked less like geology ...
(CNN) — A megastructure found in the Baltic Sea may represent one of the oldest known hunting structures used in the Stone Age — and could change what’s known about how hunter-gatherers lived around ...