NRW-Forum, exhibition hall in the Ehrenhof buidling complex, Duesseldorf, North Rhine-Westphalia, Germany, Europe

architecture buidling building buildings complex day daylight daytime duesseldorf during ehrenhof europe european exhibition exterior exteriors federal forum frg german germany hall in nobody north nrw nrw forum of outdoor republic rhine rhine westphalia rhine westphalian the westphalia westphalian