Scheldt circuit

The Bassin Rond is a pond located beside the Canal de la Sensée as it joins the Canal de l'Escaut near Estrun, France.

The Sensée is a river in northern France that crosses the département of Pas-de-Calais. The source is found at Croisilles and passes through Lécluse. It joins the Canal du Nord at Arleux, which then joins the canalized Escaut at Bouchain. The average descent is 2.42%.The Sensée has many tributaries: the Cojeul, the Trinquise, the Hirondelle, the Agache and the Naville Tortue.

Hordain is a commune in the Nord department in northern France.

Estrun is a commune in the Nord department in northern France.

Paillencourt is a commune in the Nord department in northern France.