Huge prehistoric shark tooth discovery

Once largely submerged beneath the Pacific Ocean, Chile's Atacama desert is now the perfect preservation site for its ancient remains. LEADING PALEONTOLOGIST AT SITE, PABLO QUILODRAN

Dubbed the "desert graveyard for fossils," this area has seen species that once roamed the Earth millions of years ago re-surface.

Its prized find is the massive jaw of the Megalodon shark species, one of the largest predators to have ever lived.