{{Infobox hiking trail |name=GR57 |photo=gr57.jpg |caption=A view on the road to Santiago de Compostela |location=Belgium and Luxembourg |designation=GR footpath |length_km=265 |trailheads=Veille Foulerie, Diekirch |use=Hiking |elev_change= |highest= |lowest= |difficulty= |season= |months= |sights= |hazards= }} The '''GR 57''' or ''Vallée de l'Ourthe et Sentier du nord'' is a GR footpath between Belgium and Luxembourg. About 265 km long, it goes through four regions:
* The city and surroundings of Liège * The valley of the Ourthe * The Sûre and the basin of the Rhine * The Oesling and Gutland
==Route== Veille Foulerie (Barchon), Jupille, Liège, Angleur, Tilff, Esneux, Comblain-au-Pont, Durbuy, Hotton, La Roche-en-Ardenne, Houffalize, Gouvy, Troisvierges, Clervaux, Kautenbach, Lipperscheid, Diekirch.
==External links== * https://web.archive.org/web/20050404182428/http://www.groteroutepaden.be/grlf/gr/routes/gr57.htm (in Dutch) * Les Sentiers de Grande Randonnée, [http://www.grsentiers.org/gr-sentiers/27-gr-57-vallee-de-l-ourthe-et-sentier-du-nord.html GR57] (in French)
Category:Hiking trails in Europe Category:International long-distance trails