Graz-Karlau Prison serial killer Wolfgang Ott; and the terrorist Tawfik Ben Chaovali, who was involved in the Rome and Vienna airport attacks. Graz-Karlau Prison Graz-Karlau Prison () is located in Gries, the 5th district of the city of Graz, capital of the Austrian state of Styria. With a capacity of 552 inmates, Graz-Karlau is the third largest prison in Austria. Built between 1584 and 1590 in late Renaissance style to designs by Antonio Tade and Antonio Marmoro, it was used as a summer hunting residence for Archduke Karl II of Austria. Originally, it was called "Dobel Castle". The German word "Dobel" is
Eggenberg (Graz) West clinic (2002). In the year 2009, the Graz International Bilingual School, a prominent bilingual Austrian Gymnasium, relocated to the building of the pedagogy academy next to the Eggenberg palace. Eggenberg (Graz) Eggenberg is the 14th city district of Graz in the Austrian province of Styria. It borders to the districts of Lend and Gries in the east and to the Plabutsch mountain in the west. The name originates from the Eggenberg palace and its founding family the House of Eggenberg. The district is named after the Eggenbergers who built their medieval residence sometime after 1460 and which was expanded