- Szczecin, Poland, June 28-30, 2022 (online)
- Sofia, Bulgaria, July 21–24, 2019
- Ilmenau, Germany, July 16–19, 2017
- Kołobrzeg, Polska, June 07–10, 2015
- Pilsen, Czech Republic, June 24–26, 2013
- Klagenfurt, Austria, July 25–27, 2011
- Lubeck, Germany, June 22–24, 2009
- Szczecin, Poland, June 20–23, 2007
- Lviv, Ukraine, July 04–07, 2005
- Warsaw, Poland, July 06–09, 2003
- Linz, Austria, August 19-22, 2001
- Magdeburg, Germany, September 06-09, 1999
- Palermo, Italy, June 9-11, 1997