Animaniacs had a large cast of characters, most of whom appear here. This is a list of characters in the Warner Bros. animated television series, Animaniacs.
James Cameron traveled to the bottom of the Mariana Trench last year â a depth of nearly seven miles. James Cameron traveled to the bottom of the Mariana Trench last year â a depth of nearly seven miles. Courtesy of Mark Thiessen/National Geographic.
They reached a depth of 10,916 meters (35,814 feet). In 2009 researchers from Woods Hole Oceanographic Institution completed the deepest dive by an unmanned robotic vehicle in the Challenger Deep. Their Nereus robotic vehicle reached a depth of 10,902 meters. The Mariana Trench is located at a convergent plate boundary.