From may to October this architectural peculiarity offers music and modern art in a uniquely beautiful space Nußwaldgasse 14, 1190 May to October: Wed-Sat, 15:00-19:00 http://www.zacherlfabrik.at

On the 5th October 650 of Vienna's museums are open until 1am. Events and special exhibitions take place around the city. 5 October 2013, 6.00 pm - 1.00 am € 13/11 http://langenacht.orf.at/

Europe's largest free festival. Over 2000 artists play in this huge festival right in the centre of the city. Danube Island Mid June http://www.donauinselfest.at/