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
Graz city, with three Austrian championships and five runner-up seasons. The Grazer AK also won an Austrian championship, but went into administration in 2007 and was excluded from the professional league system. In ice hockey, the ATSE Graz was the Austrian Hockey League champion in 1975 and 1978. The EC Graz was runner-up in 1991-92, 1992–93 and 1993-94. The Graz 99ers plays in first division since 2000. UBSC Raiffeisen Graz plays in the Austrian Basketball League. The Graz Giants play in the Austrian Football League (American Football). The city were bid the 2002 Winter Olympics in 1995, but lost election to