Macedonian colonies in Thessaly

thumb|350px|Map showing ancient Thessaly. Demetrias is shown to the right on the Pagasaean Gulf. Demetrias () was a Greek city in Magnesia in ancient Thessaly (east central Greece), situated at the head of the Pagasaean Gulf, near the modern city of Volos.

thumb|300px|Map showing ancient Thessaly. Pythion is shown to the centre top near Mount Olympus. Pythion () or Pythium, also Pythoion (Πύθοιον) was a city and polis (city-state) of Perrhaebia in ancient Thessaly, situated at the foot of Mount Olympus, and forming a Tripolis with the two neighbouring towns of Azorus and Doliche. Pythion derived its name from a temple of Apollo Pythius situated on one of the summits of Olympus, as we learn from an epigram of Xeinagoras, a Greek mathematician, who measured the height of Olympus from these parts. Games were also celebrated here in honour of Apollo