Karlsplatz. Following the redesign of the park and the opening of Rosa Mayreder, Girardi and Esperanto Park in 2006, Vienna Holding commissioned a 100% subsidiary of Vienna, with the continuation of the project. On 1 August 2006, the project group karlsplatz.org consisting of Gabriela Hegedüs and Christoph Möderndorfer that since 2004 the organization of literary festivals sound bites in the Museum Quarter are responsible, and Peter Melichar, also implementing. It is through networking of the various surround the square settled institutions in the fields of arts, culture and education (among other things, House of Artists, the project space of the Kunsthalle, Vienna Museum, University of Technology) of the space into an area of cultural exchange, and thus, despite the traffic-technically difficult able to be revived. On the Karlsplatz the exhibition of the United Buddy Bears was shown in 2006. The exhibition was opened by Christiane Hörbiger, Film actress and UNICEF Ambassador, together with Michael Häupl, Mayor of Vienna and Karin Schubert, Mayor of Berlin. In the summer of 2008, parallel to the 2008 European Football Championship in Austria and Switzerland was, of karlsplatz.org the Karlsplatz Art Zone aligned. On a "floating stage" in the pond in front of the Karlskirche took it daily for several concerts, especially Austrian musicians from the area of the singer-songwriter, the more experimental pop and contemporary Viennese song instead scene, on a "tree stage" performances by performance artists. Since 2010, takes place on the premises in Karlsplatz and some surrounding institutions at the beginning of the summer open-air season, the multi-day Popfest place. Drug culture In Austria itself, the word "Karlsplatz" is a synonym for an open drug scene. For this reason, there was the first police-monitored protection zone for the Security Police Act (SPG) was established. References Squares in Vienna Innere Stadt Buildings and structures in Wieden Streets in Vienna