Add Yahoo as a preferred source to see more of our stories on Google. Mariana Trench. the deepest point of the earth. We see a boat on the water and a deep ocean trench below it. The deepest depths of ...

The Mariana Trench has long captured the public's imagination. Here are some facts about one of the Earth's great wonders. Q. What is the Mariana Trench? The trench is the deepest place on Earth, ...

(CNN) — Just as Earth’s land surface has enormous peaks and valleys, the oceanic world has similarly varied topography. Perhaps the most intriguing of these features is the Mariana Trench — a chasm in ...