Günaydın

22 m

24 m

34 m

436 m

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2.4 km

2.9 km

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5.5 km · Helenopolis or Drepana (Δρέπανα) or Drepanon (Δρέπανον) was an ancient Thracian and later Greco-Roman and Byzantine town in Bithynia, Asia Minor, on the southern side of the Gulf of Astacus. Helenopolis has been identified with the modern village of Hersek, in the district of Altınova, Yalova Province. It is traditionally considered as the birthplace of Saint Helena.

6.2 km

6.7 km

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