April 28, 2011
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Step back to 1960 when Trieste, the first and only manned vessel, reached the deepest known part of the ocean called Challenger Deep in the Mariana Trench near Guam. No other vessel has ever managed to reach this depth of near 36,000 feet. In an announcement this week, Triton Submarines hopes to be the next to reach this great depth in a newly designed submersible.