People watch the newly-installed equatorial sundial, measuring 1.5 meters in diameters, donated by the National Observatory to mark the spot for observation of the forthcoming 2009 total solar eclipse on the Yangtze Valley, believed to be the longest one visible in the century that is to betide on July 22, in Haining, east China's Zhejiang Province, July 15, 2009. (Xinhua/Wang Chaoying)
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