Sounds of the Challenger Deep One might expect Challenger Deep—which sits at the bottom of the Mariana trench some 36000 feet beneath the ocean .
First Audio Recordings From the Bottom of the Mariana Trench Deep rumbles, unearthly moans, high pitched screeching: these are but a few elements of the .
Seven miles is a long way down. more than a mile deeper than Mt. Everest is up. To reach the deepest part of the Mariana Trench, James Cameron will .
First Audio Recordings From the Bottom of the Mariana Trench Deep rumbles, unearthly moans, high pitched screeching: these are but a few elements of the .
