12 Rowerowy Bieg Piastów — Mega 42 km

Race facts

• The course covers 42.2 km.
• It takes place on a Saturday, September 26, 2026 — autumn in this part of the world.
• The closest comparable mtb / btt event is Bike Maraton Grand Final in Świeradów-Zdrój, 12 km away, on October 10, 2026.