
Kalsdorf Castle is a Renaissance-era castle located in Kalsdorf bei Ilz in southeastern Styria, Austria, situated conveniently between Graz and Vienna within a region known for volcanic springs and spas. The castle is currently owned by an art collector and features distinctive architectural character with grounds adorned with contemporary sculptures and installations, creating a fusion of historical and modern aesthetic elements. Now operating as a vacation rental property, the castle offers multiple apartments and guest accommodations, amenities including a natural swimming pond, indoor pool, infrared cabin, and terraced areas with fireplace and grill facilities, making it a unique destination for cultural tourism.