Sigmaringen Castle - 4 Things to Know Before Visiting

Ancestral seat of the imperial House of Hohenzollern. The third of three hilltop castles built on the site, it is located atop Mount Hohenzollern. The third, and current, castle was built between 1846 and 1867 as a family memorial by Hohenzollern descendant King Frederick William IV of Prussia. No member of the Hohenzollern family was in permanent or regular residence when it was completed.

Gothic Revival style fairy tale castle of Württemberg. The castle was inspired by the novel Lichtenstein (1826) by Wilhelm Hauff and was built in 1840–1842. The ruins of the medieval castle that inspired the novel are a few hundred meters away. The castle is located on an escarpment that marks the northwestern edge of the Swabian Alps.

An archaeological open-air museum consisting of reconstructions of stilt houses from the Neolithic Stone Age and Bronze Age. It has a number of exhibits displaying archeological finds from the area and period.

An island in Lake Constance maintained as a garden island and a model of excellent environmental practices. The park landscape comes with views of the lake, and there is a greenhouse as well with a tropical climate and thousands of butterflies.

One of the oldest inhabited castles in Germany, located on a rocky outcropping ovelooking Lake Constance. Portions of the castle are open visitors on self-guided tours. The remainder of the castle is occupied by the descendants of Karl Mayer von Mayerfels from Munich who bought the castle in 1877.

An extinct volcano with the ruins of a castle on its top. Hohentwiel began forming, along with the chain of volcanoes in the Hegau region, about 7–8 million years ago. Hohentwiel Castle, whose ruins are on top of Hohentwiel, was built in 914 using stone taken from the mountain by Burchard II, Duke of Swabia.