Mariana Trench is deeper than Mount Everest’s height. Depth of Mariana trench is 35462 feet deep (10809meters) on the other hand Mount everest stands 29026 feet (8848meters) tall wall above the sea level meaning deepest part of mariana trench is 7044 feet (2147 m ) deeper than everest is tall.Thus the illusion of everest being taller in the world is now no longer valid because mariana can easily everest in itself without any problem.
The highest peak of the world is now under the challenge with Mariana trench of pacific ocean it accounts for the deepest part of the earth as per research and recommendations which has the capacity to hold back two Everest at a time in its womb very comfortably without any scarcity of space and area.