The Chios Health Athletes Association "Chiosrunning" in co-organization with the Municipality of Chios, the Regional Unit of Chios and the Cultural Association of Karyes announces a trail running race and parallel sports and cultural activities, under the name "Chios Hardstone Trail" for the routes of 6km, 13km, 24km and 42km which will take place on 3/5/2026, in the mountain village of Karyes of Chios.