A Chinese photographer adjusts his camera lens in preparation for the next day's total solar eclipse observation on a hill near the Three Gorges Dam near Zigui County in central China's Hubei Province, on July 21, 2009. [Xinhua]

Two Chinese police officers (L) check a pair of special glasses carried by a Hong Kong tourist in preparation for the next day's total solar eclipse observation upon his arrival at Hangzhou International Airport in Hangzhou, capital city of east China's Zhejiang Province, on July 21, 2009. [Xinhua]