The Mariana Trench is located in the Pacific Ocean, just east of the 14 Mariana Islands (11″21′ North, 142″ 12′ East) near Japan. As you probably already know, it is the deepest part of the earth’s oceans and the deepest location of the earth itself. It was created by ocean-to-ocean subduction, a phenomenon in which a plate topped by oceanic crust is subducted beneath another plate topped by oceanic crust.
How low can you go?
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