4020 Liège, Belgium

Is the capital of the province Liège and is situated in the valley of the river Meuse. Check wikipedia.
It is at the cross point of several highways, important train lines passing the main railway station Liège Guillemins serving a Thalys and ICE service. The city has the Liège Airport. If you fly to ESWW11, don't forget to check its air connections.

Conference Site

Palais des Congrès
Esplanade de l'Europe, 2