Castle / Castle ruins Helfenberg, Gossau SG The castle was probably built in the first half of the 13th century. It was a residence of the Gielen von Glattbrugg family. …
At the ruins of Rosenburg there are two grill grates and plenty of seating (bench). It is located in the forest and is therefore a nice place to grill, especially on hot summer days.
Arbon Castle The fortified late Roman fort Arbor Felix ("the happy tree") dates back to 250 AD, and the Romans had to abandon it again at the time of the …