But like other monsters of the deep ... fully explored in the ocean, is the Mariana Trench, one of the deepest ocean ...

Victor Vescovo descended nearly 11km (seven miles) to the deepest place in the ocean - the Pacific Ocean's Mariana Trench ... He found sea creatures, but also found a plastic bag and sweet ...

If you traveled to the deepest points of Earth, what would you find? Lost cities, mythical sea monsters, rivers of gold?

Kelly Walsh, the son of the great ocean explorer Don Walsh, has just descended to the bottom of the Mariana Trench, almost 11km ... The woman making history in sea and space World's deepest ...