Black Forest-Swabian Alb-Allgäu-Weg (HW5) It leads from the northern edge of the Black Forest to the Allgäu: Starting at the Pforzheim copper hammer, the route is initially oriented to the Würm, which leads into the Heckengäu. From the southern slope of the Schönbuch Nature Park it goes up to the Swabian Alb, and there along the Great Lauter further through Upper Swabia to the Allgäu Württemberg. After officially over 310 km and 6,600 vertical meters, the path ends in the Adelegg on the summit of the Black Ridge.