What it is: In some ways, cottage style is as much a frame of mind as it is an approach to decorating. There's an everyday ease in the way it celebrates imperfections, ordinary treasures and blended families of furniture.
The Challenger Deep in the Mariana Trench is the deepest known location in Earth's oceans. 1  Mariana Trench map: Map showing the geographic location of the Mariana Trench in the Pacific Ocean. 2  Challenger Deep map: Map showing the location of the Challenger Deep on the southern end of the Mariana Trench, south of Guam.
As the plates continue to press against one another, the ocean plate gradually sinks beneath the continental crust and re-enters the mantle. According to Live Science, the deepest known ocean trench is the Mariana Trench, located in the Pacific Ocean. It is approximately 1,500 miles long. The deepest portion of the Mariana Trench is the Challenger Deep, a narrow portion at the southern end, which is roughly 36,000 feet deep. The water temperature in this area is slightly above freezing.The world's ocean trenches remain largely unexplored due to the immense pressures at such depths.