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Photo taken on July 13, 2010 shows the scene of South Lake Park in Tangshan, north China's Hebei Province. The government of Tangshan transformed the South Lake from waste landfill to ecological park. [Xinhua]

Visitors enjoy their time in South Lake Park in Tangshan, north China's Hebei Province, July 13, 2010. The government of Tangshan City transformed the South Lake from waste landfill to ecological park. [Xinhua]

?Photo taken on July 13, 2010 shows the scene of South Lake Park in Tangshan, north China's Hebei Province. The government of Tangshan transformed the South Lake from waste landfill to ecological park. [Xinhua]