Swim start at Grecotel Cape Sounio Beach (rectangular course, 1 loop). Bike: 1 loop of 20km toward the temple area, turnaround at entrance of Grecotel hotel. Run: 1 loop with elevation changes. Non-drafting race (12m gap required). Cut-off times: swim 0:30h, swim+bike 1:50h. Minimum age: 16. Wave starts by age group. Mandatory swim buoy (lifebuoy). Bike check-in: 06:30–07:30. Race pack pickup at Grecotel Cape Sounio: Wed 16:00–20:00, Thu 16:00–21:00, Fri 16:00–21:00, Sat 08:00–15:00, Sun 06:30–08:30. Required documents: TOE card + valid health card (or recognized federation card), or health card + TOE Day Pass (€10; athletes under 15 exempt). Send to contact@why-n.gr up to 2 days before race. Pricing tiers: Early Bird, Running Late, Never 2 Late, Last Minute. Contact: info@why-n.gr, 210-9830680.