Mountainous terrain discovered deep below the Earth’s surface

410 miles deep into the Earth, researchers have discovered a mountain-like terrain rougher and larger than any mountain range on the surface of the planet. In a new study published in the journal Science, geophysicists from Princeton University used data from a massive 8.2 magnitude earthquake that struck Bolivia in 1994 to help peel back the layers of our planet and reveal what the topography is like hundreds of miles beneath the Earth’s crust. The Earth is made up the crust, the mantle, and the …