Which German City, close to the border with Luxembourg was the birthplace of Karl Marx, and contains the Porta Nigra, a well-preserved Roman city gate?
Trier-Ruwer Tryer Trier-Zewen Trier TRIER Treves Tréier Trier-Euren Treverensis UN/LOCODE:DETRI Trier valley Ruwer (suburb) Ruwer (Trier) Trier Valley Trier-Ehrang/Quint Trier-Ehrang Trier, Germany Trier-Biewer Trier-West/Pallien
trier ehrang quint trier ehrang tréier un locode detri trier biewer trier trier zewen tryer trier ruwer treves treverensis trier valley ruwer suburb trier germany trier west pallien trier euren ruwer trier
trier
WikipediaEntity
TRIER