Pytheion

Pytheion (Ancient Greek: Πύθειον), also called Pythia Therma, was a town of ancient Bithynia. Pythia was embellished with public baths and buildings since the time of Justinian I, and was a famous resort town that people from Constantinople visited for its warm baths and their therapeutic properties. Its site is located near Yalova Kap in Anatolia.

Archaeological site data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).