Dunhuang mural as revealed under multispectral imaging
China Central Television reports Thursday that –
As a key stopover on the ancient Silk Road, the Dunhuang Mogao Grottoes in Northwest China’s Gansu Province have major historical significance. Now, a new technique has been adopted to preserve the ancient murals in the caves. What’s more, it can also help visitors see the murals in all their original glory.
The murals have suffered from on-going degradation 
However, with the help of a multi-spectral imaging technique, the original colourful paintings can now easily be seen. “We can’t see any paintings on this wall, but by using the multi-spectral imaging technique, all the layers of paintings can be ’reproduced’,” said Su Bomin, director of Conservation Institute of Dunhuang. Using this technique, archaeologists discovered several paintings featuring exquisite costumes.
Full article and video here. See also our earlier feature on The International Dunhuang Project.