Open to runners and walkers. Held at the historic Ovriokastro archaeological site, 30 minutes from Athens. Dirt terrain of moderate difficulty on trails and rural paths. Electronic timing. Includes: race technical t-shirt, free high-resolution photography & video, free recovery massage, sandwich, traditional pies, energy bar, fresh fruit juices, coffee, soft drinks. Prize draw for all participants. Top 3 men and women overall receive awards. Age category awards: 30-39, 40-49, 50-59, 60+. Finisher medal for all. Medical coverage with ambulance and physiotherapists. No refunds or transfers for DNS without prior notice.