Two men sit on a bridge to watch an annular solar eclipse in Zhengzhou

Two men sit on a bridge to watch an annular solar eclipse in Zhengzhou, Henan province, January 15, 2010. The longest, ring-like solar eclipse of the millennium started on Jan 15, with astronomers saying the Maldives was the best place to view the phenomenon that will not happen again for over 1,000 years. 
Credit: REUTERS/Donald Chan