Lost Continents & Civlizations Myths & LegendsWhat lies beneath: Scientists discover six never-before-seen mystery structures lurking deep inside the Earth Posted on September 8, 2026 by Administrator Scientists have uncovered six never-before-seen mystery structures lurking deep inside the Earth. Although our planet’s deep layers are totally inaccessible, scientists can use the seismic waves from powerful earthquakes to probe the hidden depths. Now, Chinese scientists have uncovered structures sitting on the boundary between the viscous mantle and the liquid outer core, 1,800 miles (2,900km) beneath our feet.
