GUANGDONG, CHINA - JULY 04: (CHINA MAINLAND OUT) A general view of a public toilet where paintings were found on July 4, 2012 in Foshan, Guangdong, China. (Photo by TPG/Getty Images)
GUANGDONG, CHINA - JULY 04: (CHINA MAINLAND OUT) A general view of a public toilet where paintings were found on July 4, 2012 in Foshan, Guangdong, China. (Photo by TPG/Getty Images)