atlasobscura: THE 19TH-CENTURY IRON BALLS STILL CLEANING THE PARIS SEWERS BY ALLISON MEIER / 22 SEP 2014 When the sewers of Paris get clogged with putrid waste, they’re sometimes cleaned the same way they were over a century ago: with a giant, rolling

atlasobscura: THE 19TH-CENTURY IRON BALLS STILL CLEANING THE PARIS SEWERS BY ALLISON

atlasobscura: THE 19TH-CENTURY IRON BALLS STILL CLEANING THE PARIS SEWERS BY ALLISON MEIER / 22 SEP 2014 When the sewers of Paris get clogged with putrid waste, they’re sometimes cleaned the same way they were over a century ago: with a giant, rolling

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