at Sheraton Hotel on 4 Dec 2016 – 8 Dec 2016

at Holiday Inn Munich City Centre on 22 Oct 2016 – 27 Oct 2016

at Steigenberger Hotel Am Kanzleramt on 12 Jun 2016 – 15 Jun 2016

at Maritim proArte Hotel Berlin on 28 May 2016 – 2 Jun 2016

at Holiday Inn Munich City Centre on 24 Oct 2015 – 29 Oct 2015