Start and finish at Vytina central square. Route (90% trail/dirt, 10% asphalt) passes the stone bridges of Tzavarainas and Kernitsa, Kernitsa Monastery, and the Sfyrida hermitage (natural water source). Aid stations with water, isotonic drinks and food at: Nymfasia (5.8km), Sfyrida (10km), Magouliana (14.5km), Agios Nikolaos/Mousga spring (19.3km). Caution: technical downhill section from km 19 to 21; trail shoes strongly recommended. Age category awards (men and women): 18–39, 40–59, 60+; top 3 per category; overall podium finishers excluded from age awards. Race pack includes bib, chip, bag storage, technical t-shirt, finisher medal, post-race meal and local products. Medical coverage throughout. Participants must be 18+. Net proceeds support the local newspaper 'I Vytina'. Concept creator: Κωνσταντίνα Μέμου 6984480469. Organisational coordinator: Ιωάννης Δημόπουλος 6942518048. Route coordinator: Λάμπρος Παπαλάμπρος 6977315223. Same-day return bus transfer from Athens is available for an extra cost of €16. Runners can book it together with their registration; companions book through a separate form. Departure from RIKA travel, 3 Filellinon St, Syntagma, on 11/10 at 05:45; return from Vytina to Athens at 17:00.