porta nigra-beautiful night view of the historic monument of trier, one of the oldest cities in germany

ages alps among archbishop augusta augustus beautiful become being between bishop border born celts century church cities conquered considered controlled covered elector electors empire founder french germany good great hills historic holy important karl land later low luxembourg marx marxism middle monument near night north oldest palatinate philosopher prince red region renamed rhine rhineland roman romans sandstone seven significance state theory title treuorum treveri treverorum valley view vine wine within