A loop around the Pale di San Martino plateau. All info and insights in the official website https://www.palarondatrek.com/en/palaronda-trek/ 

Sörmlandsleden is a system of hiking trails covering a total of approximately 1,000-kilometers (620 mi) of walking paths in Södermanland, south of Stockholm. The trails pass through several nature reserves, areas of cultural tradition and several historical monuments.  The Sörmlandsleden's paths close to the city are unique in the world in that they have a met

Stunning circle around lake Wägitalersee. Once on the ridge 23 summits must be crossed. The track contains trailrunning, offtrail sections and some climbing up to level 3a (ratet mostly T3-T6). The lake is surrounded by these peaks like an amphytheater and it is a great scenery in the lower alps with summits between 1148 m and 2294 m. The whole circle is done very rare and the alpinist don't pass any village or cablecare etc.. There are only two places where water can be found.