Visitors enjoy the cherry blossoms at Wuhan University in Wuhan city, Central China's Hubei province, March 15, 2013. Each blooming season, hundreds of thousands of people flock to the university for the cherry blossoms. To control the number of visitors this year, the university has raised the admission price from last year's 10 yuan ($1.60) to 20 yuan. [Photo/Xinhua]

A couple of mandarin ducks chase each other in a pond in the Humble Administrator's Garden in Suzhou, East China's Jiangsu province, March 17, 2013. [Photo/Xinhua]