Orange, muddy water gushes out from Xiaolangdi Resevoir on the Yellow River during a sand-washing operation in Luoyang, China. The operation discharges water at a volume of 2,600 cubic meters per ... more 
Orange, muddy water gushes out from Xiaolangdi Resevoir on the Yellow River during a sand-washing operation in Luoyang, China. The operation discharges water at a volume of 2,600 cubic meters per second from the reservoir to clear up the sediment in the Yellow River and is a popular tourist attraction. (Photo by ZUMA / Rex Features) less 
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Rex Features
Tue, Nov 26, 2013 17:00 GMT