Switzerland's first forest laboratory is being built in Zurich. Follow the development of the forest laboratory and its offers. It is unique in Switzerland. The app accompanies you when you visit the forest laboratory. The forest laboratory shows and researches the forest influenced and tended by humans: the cultural forest. The history of the cultural forest began when the first tree was felled. On the Hönggerberg, an open-air laboratory with historical, current and future forms of forest man