Sorgschrofen
Sorgschrofen is a mountain in the Allgäu Alps of Bavaria, Germany. A lower summit of Sorgschrofen is the Zinken. There is a summit cross on both Sorgschrofen and Zinken. Quadripoint. The summit is the only land link Jungholz has to the rest of Austria. A rare occurrence found on the summit is that four borders (two German and two Austrian) meet in a quadripoint: History. The border between this section of Bavaria and Tyrol was defined by the border treaty of 1844, which was complemented in 1850: "Grenzberichtigungsvertrag vom 30. Jänner 1844, mit dem Ergänzungsvertrag vom 16. Dezember 1850