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          Photographer spends years documenting Chinese grotto art
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2023-04-18 09:16
          
          
          
          
        


        
      
          
      
          
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   Zhongshan Grottoes in Yan'an, Shaanxi province, on April 30, 2013. First built in 366-370, there are 18 caves according to historical records, but only five of them have been unearthed. [Photo by Ren Shichen/cpanet.org.cn] 
 
           

           

          
        
          

        
        
      
    
        

        

      
          
      

    
          
    
          

      
          

        
      
          

    
          


    
          
      
          

        
          
        
          
        
      
          
      
          

        
          
          
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