September 20-22, 2017 | Liverpool, United Kingdom
September 28-30, 2016 | Aachen, Germany
September 23-25, 2014 | Aachen, Germany
September 24-26, 2014 | Aachen, Germany
September 25-27, 2013 | Aachen, Germany
September 26-28, 2012 | Aachen, Germany
September 28-30, 2011 | Aachen, Germany
September 22-24, 2010 | Aachen, Germany