How to Survive Diving Down the Mariana Trench

Four thousand people have climbed to the top of Mount Everest, and 562 have been to space, but only seven have made it to the bottom of the Mariana Trench. Are you ready to join that exclusive club? Almost 11,000 m cover 36,000 feet) below sea level, it is the deepest location on Earth. And getting there is not going to be easy. Not only will things get cold and dark very fast, but you'll also be facing a deadly amount of water pressure. The water pressure at the bottom of the trench is over 1,100 kg/cm2 (14,000 lbs/in2.) That's about 1,000 times the pressure you feel at sea level! With extreme conditions like these, how has anyone made it to the bottom and lived to tell the tale?