The other major frontier of exploration isn't faring any better: "More people have walked on the surface of the Moon than have visited the bottom of the Marian

The other major frontier of exploration isn't faring any better: "More people have walked on the surface of the Moon than have visited the bottom of the Marianas Trench. We've even been to the Moon more recently than we have the very bottom of the sea." http://io9.com/5894566/james-cameron-says-the-current-state-of-ocean-exploration-is-piss-poor-hes-right?popular=true http://io9.com/5894566/james-cameron-says-the-current-state-...