China Earthquake Dam
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This Sept. 14, 2007 picture released by GeoEye Satellite Image shows the Zipingpu Dam, upriver from the town of Dujiangyan, Sichuan, China. On Wednesday, May 14, 2008, thousands of Chinese troops rushed to plug cracks in the dam in earthquake-hit Sichuan province, but experts later said it was safe. (AP Photo/GeoEye Satellite Image)