Caption:
Laozi (Lao Tzu, c. 6th century BCE, left), meeting with Confucius (Kong Zi, K'ung-tzu, K'ung-fu-tzu, 551- 479 BCE) in a Han Dynasty (206 BCE- 220 CE) fresco from Dongping County, Shandong Province. The fresco, painted with blue, green, black and red colours is found on the walls of a tomb at an old residential yard in Dongping county, southwestern Shandong, and is estimated to be about 2,000 years old.