The Chios Health Athletes Association "Chiosrunning" in co-organization with the Municipality of Chios, the Regional Unit of Chios and the Karyes Cultural Association announces a trail running race and parallel sporting and cultural activities, called "Chios Hardstone Trail" for the routes of 5km, 13km and  24km which will take place on 27/4/2025, in the village of Karyes of Chios.