One of the fastest half marathon courses in Greece, unaffected by high temperatures thanks to the lakeside setting. Circular route starting at Mavili Square heading SE along the castle walls (Averof St), then turning onto G. Papandreou St for ~2km to a checkpoint/turnaround (~km 4), back past the start and continuing along the lake via Dionysios Skylosofos, Garivaldi, Metsovou and K. Papoulia streets. At km 7 turning right onto Str. Vogianos, then through Nikopouleos–Papanastassiou–G' Septemvriou–Ethnikis Antistaseos to Katsika village (km 12). Left toward Kastritsa Monastery, then 500m further left toward the 3rd bridge of the lakeside promenade. Following the lakeside cycling path past the Odeon park, returning via Str. Vogianos, K. Papoulia, Garivaldi and D. Skylosofou — a 7km straight stretch with lake views — to the finish at Mavili Square. Entry fee: €10 (basic: bib, timing chip, on-course nutrition, medical support); €17 Plus package includes official race t-shirt. Cutoff: 2h30 (150′). Intermediate elimination point at km 18.5 — cutoff 2h15. Aid stations: km 3.5 Mavili Square (water); km 8 Vryssoula (water, isotonic, banana); km 12 Katsika (water, cola); km 16 cycling path near Anatoli ground (water, banana); km 19 K. Papoulia near Du Lac (water). Categories (men & women separately): General; U39; 40–49; 50–59; 60+. Minimum 6 athletes required per age category. Finisher medals for all. Optional participation diploma available.