Discover the fascinating Hölloch geotope – a natural wonder that will thrill you both above and below ground! In the morning, you will explore the Bödmeren primeval forest, the largest mountain spruce forest in the Alps. You will discover rare lichens, learn a lot about the unique flora and fauna and gain exciting insights into the ecological relationships of this microcosm. At the same time, you will witness a tectonic showcase: the rock formations that continue into the cave tell of the forces that shaped the Hölloch and the phenomenon of karren formation.In the afternoon, you will delve deep into the Hölloch and understand the major geological processes that created this impressive natural wonder. You will experience the geotope in three dimensions – a fascinating combination of nature, science and adventure!