James Cameron reaches deepest spot on EarthHollywood icon James Cameron has made it to Earth's deepest point.
The director of "Titanic," "Avatar" and other films used a specially designed submarine to dive nearly seven miles, completing his journey a little before 8 a.m. Monday local time, according to Stephanie Montgomery of the National Geographic Society...
The scale of the trench is hard to grasp -- it's 120 times larger than the Grand Canyon and more than a mile deeper than Mount Everest is tall...