As the crow flies, the distance between Roubaix and the following cities is some odd: 16km to Tournai, 18km to Kortrijk, 84km to Brussels and 213km to Paris [REF].
The Trichon stream fed by waters of the Espierre stream used to flow through the rural landscape of Roubaix before the industrialisation process began to alter this area in the middle of the 19th century [REF].