Start and finish at Lithotopo marina (Λιμανάκι Λιθοτόπου). Route heads directly to Kroussia mountain with a continuous 3.2km climb (up to 12% grade) that concentrates half the total elevation, followed by a descent (km 3.2-5), undulating middle section at steady altitude (km 5-10), continuous descent to km 12, a final 1.5km climb to km 13.5, then 400m of flat lakeside asphalt to the finish. 3 aid stations at km 3, 7, and 11. Bib pickup: Saturday 10:00-18:00, Sunday 07:00-08:30 at the marina. Age: 18+ (under 18 with parental consent). Age categories: General / U34 / 35-49 / 50-64 / 65+. Group discount: 10% for groups of 10+. Health declaration required.