drainage pipe, 排水管

A boy from the slum jumps from one concrete drainage pipe to another along the bank of Bagmati River as he plays with his friends, in Kathmandu March 31, 2015. (Navesh Chitrakar/REUTERS)
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Photos of the day - March 31, 2015
http://news.yahoo.com/photos/photos-of-the-day-march-31-2015-slideshow/photos-of-the-day-march-31-2015-photo-1427822147659.html

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