Hochosterwitz Castle, Austriafirst mentioned in a 860 deed issued by King Louis the German of East Francia, donating several of his properties to the Archdiocese of Salzburg. Popular tale of the siege of the castle by the troops of Margarete Maultasch ("Mouth Bag"), Countess of Tyrol from 1335 to 1363. According to legend first noted by the medieval chronicler Jakob Unrest and later by Jacob Grimm, Margarete, cheated by the House of Habsburg of her inheritance claims to Carinthia, invaded
Castle Mautendorf (Saltzburg, Austria) was sponsored by Pope Innocent IV who decreed in 1253 that Mautendorf, a market town, should have a castle. Ownership of the castle went to the Turks in 1462 but in 1490 reverted to Saltzburg. In the 15th & 16th centuries, Mautendorf was enlarged with the addition of a smaller tower and the entire building was restored and rebuilt in the 19th century.
Hluboka Castle, Czech RepublicThe oldest predecessor to the present-day chateau was an early Gothic castle built around 1250. In the Middle Ages the castle was alternately an aristocratic property & a site of royal administration. In 1562 King Ferdinand I sold Hluboká together with inheritance rights to the Lords of Hradec who changed the castle into a Renaissance stately home. A century later the Hluboká estate was bought off by Jan Adolf I of Schwarzenberg, a noted European diplomat .