The riveting story of the history-making mission to reach the Bottom of all Five of the world\'s Oceans - the ultimate frontier of our planet.
Technological innovations, engineering breakthroughs an.
At over 36,000 feet deep, these areas closest to earth\'s core have remained nearly impossible to reach--until now.
But the largest areas of our planet remain a mystery: the Deep oceans.
Humankind has explored every continent on earth, climbed its tallest mountains, and gone into space.
The riveting story of the history-making mission to reach the Bottom of all Five of the world\'s Oceans - the ultimate frontier of our planet