Start and finish at Theodoriana central square (920m elevation). Route goes through the village, then 1.6km cement downhill alongside the crystal waters of Aspri Gkouros river, crosses through the cold waters of Gkouros river (rope assistance available), 900m uphill trail, 700m asphalt, then trails, forest roads, waterfalls, springs and fir/pine forests through the Tzoumerka alpine landscape. Passes Monastery of Panagia, Agios Ilias and Monastery of Agia Paraskevi. 10 aid stations. Time limit: 5.5 hours. Minimum age: 18 years. Medals for all finishers. Top 3 men and women awarded per general category. Trekking poles, map, compass, GPS and mobile phone permitted. Participants must bring their own drinking vessel. Bib pickup: Saturday 18:00–21:00 and Sunday 08:00–09:30 at race HQ. Qualifying race for Χ. Ενιπέας 2026 and Olympus Marathon 2027. Dedicated to Elpida Gioti, who conceived and organised the first race in 2014 to promote Theodoriana and Tzoumerka.