ROERMOND, a town in the province of Limburg, Holland, on the right bank of the Maas at the confluence of the Roer, and a junction station 28 m.
At this point the Maas is crossed by a bridge erected in 1866-67, and the Roer by one dating from 1771, replacing an older structure, and connecting Roermond with the suburb of St Jacob.
The Maas, whose course is almost parallel to that of the Rhine, follows in a wide curve the general slope of the country, receiving the Roer, the Mark and the Aa.
DUREN, a town of Germany, in the Prussian Rhine province, on the right bank of the Roer, 19 m.
The Chiers, the Semois, the Lesse, the Sambre, the Ourthe and the Roer are its most important tributaries.