Underground

Laser Mapping Reveals A Hidden Cavern The Size Of Four Great Pyramids

Laser Mapping Reveals A Hidden Cavern The Size Of Four Great Pyramids

In an age where every square kilometre of Earth’s surface is so easily photographed and surveilled, to be a true explorer — to see what no human has ever seen before — one has to descend into the bowels of the Earth. Armed with high-tech lasers scanners, cavers are slowly…