Pelion or Pelium (Modern , Pílio; Ancient Greek/Katharevousa: Πήλιον. Pēlion) is a mountain at the southeastern part of Thessaly in central Greece, forming a hook-like peninsula between the Pagasetic Gulf and the Aegean Sea. Its highest summit, Pourianos Stavros, is  amsl. The Greek National Road 38 (GR-38) runs through the southern portion of the peninsula and GR-38A runs through the middle.