Landsöhr Castle, Medieval castle ruins near Bad Boll, Baden-Württemberg, Germany.

Landsöhr Castle consists of ruins perched on a mountain spur of Kornberg at about 739 meters in elevation. Two ground hollows mark the original footprint of the fortification and indicate where buildings once stood.

The castle is linked to a local noble family of Boll in the 13th century, and Bad Boll passed from the Dukes of Teck to Württemberg in 1321. It is first named in the 16th century. The name Bertaburg comes from a tradition that Berta von Boll, sister of King Conrad III, had her dower seat here, though whether that seat was on the spur or in the village below is unclear.

The name Bertaburg comes from a tradition that Berta von Boll, a sister of King Conrad III, held her dower seat here in the 12th century. Whether her seat stood on the spur or down in the village is still unsettled. The site is also called Burg Landseer or Landsöhr.

Reaching the site requires hiking through mountain trails that are open year-round. Several starting points are available from Bad Boll, so it helps to ask locally which route works best for your fitness level.

The name Bertaburg recalls Berta von Boll, a sister of King Conrad III, who is said to have held her dower seat here in the 12th century. Whether her residence stood on the spur or down in the village is still unresolved.