Liège is a city and municipality of Wallonia, and the capital of the province of Liège, Belgium. The city is situated in the valley of the Meuse, in th…Liège is a city and municipality of Wallonia, and the capital of the province of Liège, Belgium. The city is situated in the valley of the Meuse, in the east of Belgium, not far from borders with the Netherlands and with Germany. In Liège, the Meuse meets the river Ourthe. The city is part of the sillon industriel, the former industrial backbone of Wallonia. It still is the principal economic and cultural centre of the region.