Hill near Evros holds story of PlotinopolisDig suggests ancient settlement Part of a building excavated at Plotinopolis, the city founded by Trajan to honor his wife Plotina. Mathaios Koutsoumanis of the 19th Ephorate of Prehistoric and Classical Antiquities will discuss the excavation on Monday. Ever since the 1960s, the site where the hill of Aghia Petra rises between the Evros and Erythrpotamos rivers has been identified with the city of Plotinopolis. The Roman Emperor Trajan (AD 98-117) founded the city 2 kilometers from the Evros in honor of his wife Plotina. In 1965, soldiers digging a trench in the area...