Fun summit race on the deserted islet of Nikouria, reached by traditional fishing boat from Agios Pavlos; no marked route — runners choose their own path to the checkpoint at the peak; knee-length socks mandatory; hiking poles optional; entry included in Spike + 7.5km (€24) or Spike + 20.5km (€29) package; first wave 11:00, waves every 5–10 min; race secretariat at Amorgos Diving Centre, Aegiali: Thu 10:00–12:00 & 15:00–18:00, Fri 08:00–10:00; contact: amorgostrails@gmail.com, +30 693 677 2505.