Ourcq Canal
…Port-aux-Perches near the village of Troesnes, where it splits from the channeled river Ourcq, and flows to the Bassin de la Villette, where it joins the Canal Saint-Martin. Paris requires 380,000 cubic metres (84,000,000 imp gal; 100,000,000 US gal) of water daily for cleaning the sewer system, gutters, and parks. The…