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Take tour in Cave of Valporquero in Leon, Spain 

      

      
 Source: Xinhua| 2018-04-28 14:31:24|Editor:  pengying 

      

            
      

      

      

      

      

      
    

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      SPAIN-LEON-VALPORQUERO CAVE
      

      People take a tour in the Cave of Valporquero in Leon, Spain, on April 27, 2018. Valporquero is a cave formed by an underground river. (Xinhua/Guo Qiuda) 
      

      

      

      


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KEY WORDS: Cave

            
      

      



      


      

      


      

      

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