Didymoteicho (Διδυμότειχο) – Since 4th B.C.

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The area around the town was founded at neolithic times. It was an important Thracian and Hellenistic town.The town was sacked by the Romans in 204. In the early 2nd century b.c, the Roman emperor Trajan creates a new city between the two hills surrounding the town and names it Plotinopolis, after his wife. The city would later be one of the most important town in Thrace, having her own Parliament.