James Cameron surfaces from deepest dive
26 March 2012 Last updated at 11:17 BST
Hollywood director James Cameron has returned to the surface after plunging nearly 11km (seven miles) down to the deepest place in the ocean, the Mariana Trench in the western Pacific.
He made the solo descent in a submarine called "Deepsea Challenger", taking over two hours to reach the bottom.
Pictures courtesy National Geographic