The Strymonian or Strymonic Gulf, also known as the Orfano Gulf, is a branch of the Thracian Sea—itself part of the Aegean Sea—lying east of the Chalcidice peninsula and south of the Serres regional u

Amphipolis was an important ancient Greek polis, and later a Roman city, whose large remains can still be seen. It gave its name to the modern municipality of Amphipoli, in the Serres regional unit of