By By William J. Broad On Thursday the mountaineer Vanessa O’Brien is set to dive to the Challenger Deep, seven miles below the surface of the sea.
Source: Second Woman Quickly Follows First to Ocean’s Nadir
By By William J. Broad On Thursday the mountaineer Vanessa O’Brien is set to dive to the Challenger Deep, seven miles below the surface of the sea.
Source: Second Woman Quickly Follows First to Ocean’s Nadir