Mariana Trench: The Deepest Place on Earth

The Mariana Trench is the deepest part of the ocean.

It is in the Pacific ocean east of the Philippines and south east of Japan. It is about 1,580 miles (2,542 km.) long.

In 1875 the Mariana Trench was first discovered by the H.M.S Challenger. They measured it by a weighted rope they got an estimated amount of 26,850 ft.There are parts of the Mariana trench (the Challenger’s Deep) so deep that even the most high tech submarines could not reach the bottom. The Challenger’s Deep is basically the deepest part of the Mariana Trench. We’ve explored up to 10,994 meters (36,070 feet), in the area called the Challenger’s Deep. But scientists think it’s way deeper than that.

2 thoughts on “Mariana Trench: The Deepest Place on Earth”

  1. Lukas,

    Great description of the Mariana Trench! I really didn’t know much about it, but my goodness, 1580 miles long! That really gives you some idea of just how large the ocean is. And so deep—it’s really amazing. You’d be sorry if you dropped your watch off a ship in that part of the ocean! Nice going.

    Uncle Tony

  2. Hi Lukas!

    This is amazing! Uncle Tony and I were talking about just how long the Mariana Trench is—incredible!

    Do you know how the Mariana Trench was created? Was it a glacier or did it happen when Pangaea separated? It is just amazing that it is such a unique ecosystem—I agree, almost like another planet!

    I cant wait to read your post about what creatures live in the Mariana Trench!

    xO!
    Aunt Amy

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