[4][5][6][7] The St. Karlshof, where the Salesianum is located, gets its name from Saint Charles Borromeo (Karl Borromäus), a papal emissary.
While residing there and in the chapel of St. Karl, Alberich Zwyssig wrote the "Schweizerpsalm", the national anthem for the Swiss Confederation.
In 1898 the property was bought by the Institute of Menzingen, under Mother Salesia Strickler, a native Menzinger from Bumbachhof.
Then, between 2003 and 2010, the property housed the Riverside Campus of the International School of Zug and Luzern (ISZL).
[11][12][13][14] Recently, the 18th century estate was bought by Niklas Nikolajsen, a Danish investor and early adopter in the fields of cryptocurrencies and cryptofinance, who founded Bitcoin Suisse AG.