Porta Nigra: Germany’s Ancient Roman Gate in Trier | #porta Nigra # Roman architecture # UNESCO World Heritage # Trier Germany # Black Gate # ancient Rome # Roman monuments # historical sites # travel Germany # Roman history
Porta Nigra: Germany’s Ancient Roman Gate in Trier | #porta Nigra # Roman architecture # UNESCO World Heritage # Trier Germany # Black Gate # ancient Rome # Roman monuments # historical sites # travel Germany # Roman history