Farnsburg

In 1330 the lords of Thierstein made the base for the castle of Farnsburg. After different attacks the castle was abandoned  in 1798. Now a day only the castle is a ruins and only some walls are left

Between 1936 en 1940 the Swiss army constructed an observation post below the old castle to survey Basle and the Rhine

Access to the ruins is free

Location East of the highway A2 Basel -> Bern/Luzern, exit Liesthal/Sissach. Afterward direction Sissach > after  Sissach direction  Frick > Gelterkinden > Ormalingen, at the village entrance follow the signs Farnsburg.