Polychron
The Polychron is a medieval Byzantine monastery in Bithynia. Founded in the 5th century by Alexius Studius. Metochion of Monastery of Stoudios.
It is located on the slope of the Asia Minor Olympus.
In the Monastery of Polychron in 851 Saint Methodius of Thessaloniki is established. After his mission to the Saracens, the same year Saint Constantine-Cyril the Philosopher also settled in the monastery. In this monastery in 855, on the basis of the developed Byzantine minuscule writing system, Cyril and Methodius created the first Slavic alphabet – the Glagolitic script.
