Route: entirely unpaved, mostly flat with a short uphill section and small elevation difference, circling the lake at roughly 700m altitude - 2 loops. Open to youth born 2009 or later and adult runners, with separate award categories for under-18 and 18-and-over. Finisher medals for everyone; cup for 1st place and medals for the top 3 in each category (Men/Women, by age group). Water stations every 2.5km, plus juices, sandwiches, bananas and sweets at the finish. Combined cap of 300 runners across all three races (10km, 5km, 2.5km); register by Friday, September 18, 2026, or earlier if the cap is reached. Run with volunteer support. Info: Nektarios Argyriadis, tel. +30 697 484 4183.