Filyos Castle, Caycuma, Zonguldak, Turkey
The Filyos ancient city, where the Filyos River was cast into the Black Sea, was known by the name Billaius. This name derives from the word Pailaios, which means the place where water passes. The most common name of the city is Tieion. This word comes from the founder of the city, the cleric Tios.
Epic Turkey Culture & Adventure Route © Monika Newbound