At ocean-ocean convergences, one plate usually dives beneath the other, forming deep trenches like the Mariana Trench in the North Pacific Ocean, the deepest point on Earth. These types of ...

and earthquake epicenters along the boundaries where the plates meet, called fault lines. The Ring of Fire is home to the deepest ocean trench, called the Mariana Trench. Located east of Guam ...

This oceanic trench was created by a dramatic geological process called subduction—where one massive slab of Earth’s crust (the Pacific Plate) slid under a smaller one (the Mariana Plate).

Trenches are created by plate tectonics and they often run roughly parallel to the coastline of their continent. The deepest of them all is the Mariana Trench, off the coast of Japan. Challenger ...