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You can’t see them, but there are many more mountains under the water than there are above the water. There are also valleys–called trenches–that are the very deepest parts of the ocean.
Many of these mountains and trenches are taller and than anything on the land.
Under The Atlantic Ocean : The longest mountain range in the world
The longest mountain range in the world, the Mid-Atlantic Ridge, runs right down the middle of the Atlantic ocean. t’s the giant letter “C” between South America and Africa.
In fact, the Mid-Atlantic Ridge is only one part of a whole series of connected ridges under the ocean that circle around the globe…
Under The Pacific Ocean : The tallest mountain on the planet
The tallest mountain on the planet is not Mt. Everest, which is only 29 028 ft/8848 m high! The tallest mountain in the world is actually Mauna Kea, in Hawaii, which is closer to 31 000 ft/
9449 m high.
You just can’t see the two-thirds of the mountain that is under water.
Way Under The Pacific Ocean : The deepest place on the surface of the planet
The deepest place on the surface of the planet is the Mariana Trench, to the east of Guam. If Mt. Everest were put into the deepest part of the Mariana Trench, there would be 1.6km of water on top of it.
Want to know how big all of these mountains and trenches will be ?
Only if the earth were shrunk down to the size of a billiard ball, these mountains and trenches would vanish and the surface of the earth would become smoother!
Researchers say, there are about 100,000 sea mountains throughout the world, more than 0.8 kilometers in height, out of which only 200 have been ever studied in detail.