A man has a nap on the lawn in the Summer Palace in Beijing, China, on April 3, 2011, the first day of China's Qingming or Tomb Sweeping Festival holidays. [Photo/Xinhua]
Tourists visit the Summer Palace in Beijing, China, on April 3, 2011, the first day of China's Qingming or Tomb Sweeping Festival holidays. [Photo/Xinhua]