 Between 1934 and 1939 and from 1946 onwards, the abbey housed the Jesuit-led boarding school Kolleg St. Blasien.During World War II, the building was used as a military hospital.In 1882 the businessman Otto Hüglin began the construction of the health resort, which comprised a central building as well as others, which Hüglin throughout its first decade developed into a prestigious, colossal establishment with all modern conveniences.