The three highest buildings in the city are the radio mast of WDR in Bonn-Venusberg ( 180 m ) , the headquarters of the Deutsche Post called `` Post Tower '' ( 162.5 m ) and the former building for the German members of parliament `` Langer Eugen '' ( 114.7 m ) now the new location of the UN Campus .
The three highest buildings in the city are the radio mast of WDR in Bonn-Venusberg ( 180 m ) , the headquarters of the Deutsche Post called `` Post Tower '' ( 162.5 m ) and the former building for the German members of parliament `` Langer Eugen '' ( 114.7 m ) which nowadays is the new location of the UN-Campus .