Support WBURDescending Into The Mariana Trench: James Cameron's OdysseyPlay08:21Download AudioBill ChappellMay 23, 2013 ShareA winch hoists James Cameron's submersible, the Deepsea Challenger, which he helped design. (Courtesy of Mark Thiessen/National Geographic)
A winch hoists James Cameron's submersible, the Deepsea Challenger, which he helped design. (Courtesy of Mark Thiessen/National Geographic)