Lost in the lily pads — A Chinese boatman (L) takes tourists for a ride amongst water lily pads at Zizhuyuan Park, which translates as Purple Bamboo Park, in Beijing on August 12, 2013.  The number of tourists visiting China’s capital fell by more than 14 percent in the first half of this year compared to 2012, with air pollution blamed for the decline. (MARK RALSTON/AFP/Getty Images)