Bithynia

The old city of Nicomedia, which was a part of the Roman Empire, today lies under the northwestern province of Kocaeli as the city industrially developed.

Nicomedia (İzmit), one of the first metropolitan cities of the Roman Empire, where it was the capital for many years, has been discussed at a conference.

The Holy relics of St. Helen, mother of Roman Emperor Constantine the Great, will be displayed for the first time in Greece. Along with a section of the Holy Cross, the relics will be exhibited for pilgrimage in the Church of Agia Varvara (St Barbara) in Egaleo suburb of western Athens/Piraeus until June 15th 2017. Pilgrimage will be possible from the morning until 11 p.m. at night.