The World of Yesterday but hated politics and shunned political engagement. His autobiography shows some reluctance to analyse Nazism as a political ideology; he tended simply to regard it as the rule of one particularly evil man, Hitler. Zweig was struck that the "Berghof", Hitler's mountain residence in Berchtesgaden, was just across the valley from his own house outside Salzburg. Berchtesgaden was an area of early Nazi activity. Zweig believed strongly in Europeanism against nationalism. Zweig also describes his passion for collecting manuscripts, mostly literary and musical. Zweig collaborated in the early 1930s with composer Richard Strauss on the opera "Die schweigsame Frau", which
Kehlstein a grade B Klettersteig, this route is regarded as the easiest to the main peak's summit. Near the Kehlsteinhaus is a small botanical garden containing a variety of Alpine flora. Kehlstein The Kehlstein is, at an elevation of , a subpeak of the Göll massif, a mountain in the Berchtesgaden Alps. The rocky promontory is located west of the "Hoher Göll" main summit, high above the Obersalzberg mountain retreat near Berchtesgaden. It is chiefly known for the Kehlsteinhaus (Eagle's Nest) mountain inn built in 1937–1938, which is a major tourist destination. While other parts of the restricted Obersalzberg area around