at Hotel Ossa Congress & Spa**** on 12 Nov 2015 – 15 Nov 2015

at Hotel Orle Gniazdo on 25 Sep 2014 – 28 Sep 2014

at Westin Hotel on 9 Dec 2013 – 14 Dec 2013

at Hotel Orle Gniazdo on 24 Oct 2013 – 27 Oct 2013

at Centrum Konferencyjne Fundacji Nowe Horyzonty on 11 Apr 2013