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The Restless Earth: Earthquakes
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Earth: All Stressed Out
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The Transamerica Pyramid

The Transamerica Pyramid in San Francisco was engineered to withstand earthquakes. It swayed more than a foot but was undamaged in the magnitude 7.1 1989 Loma Prieta quake.

Photo credit: U.S. Geological Survey

Article: All Stressed Out | Sidebar One: Learning from Earthquakes | Sidebar Two: Quake Prediction | Sidebar Three: Build Smart | ANIMATION
Hell's Crust: Our Everchanging Planet  |  The Restless Planet: Earthquakes
Out of the Inferno: Volcanoes  |  Waves of Destruction: Tsunamis


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