| Burg Hollenburg | |
|---|---|
| Part ofKöttmannsdorf | |
| Carinthia, Austria | |
 | |
| Site information | |
| Type | Spur castle |
| Owner | Private |
| Open to the public | Exterior |
| Condition | Preserved |
 | |
| Site history | |
| Built | c.1100s |
Burg Hollenburg (Slovene:Humberk) is a medieval castle located nearKöttmannsdorf inCarinthia,Austria. Situated on a rock on the northern slope of theDrava valley, Burg Hollenburg sits at an elevation of 561 metres (1,841 ft) above sea level.[1]
One Swiker, Lord of Hollenburg in theDuchy of Carinthia, was initially recorded as a witness in the 1142 deed of the foundation ofViktring Abbey. is believed to have been a vassal of the ducalHouse of Sponheim. His son, Reginher, is noted as the Lord ofSteuerberg. Reginher accompanied KingConrad III of Germany on theSecond Crusade in 1147 and subsequently served as aministerialis of MargraveOttokar IV of Styria.
The castle held significant strategic importance because of its location at a Drava river crossing and along the road to theLoibl Pass and theMarch of Carniola. Following the extinction of the Hollenburg dynasty in 1246, ownership transferred to theStyrian Lords ofPettau. In 1438, it was inherited by theHouse of Stubenberg. The structure suffered severe damage during the1348 Friuli earthquake.
In 1514 theHabsburg emperorMaximilian I, stuck in theWar of the League of Cambrai againstVenice and highly indebted, sold Hollenburg to his son-in-law Lord Siegmund of Dietrichstein (1484-1533), elevating him to the rank of aBaron. He was married to Barbara von Rottal (1500–1550), illegitimate daughter of Emperor Maximilian with Margareta vonEdelsheim (d. 1522). TheHouse of Dietrichstein had the castle rebuilt in aRenaissance style, finished in 1588. The Dietrichsteins held the castle until the extinction of the branch in 1861, it was acquired by theWittgenstein family in 1913.
46°32′49″N14°15′43″E / 46.547°N 14.262°E /46.547; 14.262
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