Chains of volcanoes and oceanic trenches form the so-called Ring of Fire, encircling the Pacific Basin. The trenches are labeled in blue.
Map: Courtesy of the U.S. Geological Survey.
Article: The Earth at Work | Sidebar One: Probing the Depths | Sidebar Two: "Black Smokers" | Sidebar Three: Ring of Fire | ANIMATIONHell's Crust: Our Everchanging Planet | The Restless Planet: EarthquakesOut of the Inferno: Volcanoes | Waves of Destruction: Tsunamis
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