UltraMaraton Bieszczadzki is a trail-running race held in Cisna, a mountain village in Poland’s Bieszczady region. It takes place in October and features four distances: 12 km, 26 km, 52 km, and 100 km, accommodating runners from short-trail distances to overnight ultramarathons. The 100 km race begins shortly after midnight, with the other distances starting in the early morning or at 09:00.
Fundacja Bieg Rzeźnika organizes the event, with the race office located at the Orlik sports area in Cisna. Recent results indicate several hundred participants, with 605 registered and 529 starting across the various distances. B4SPORT handles the timing and results, listing the four races individually within the UltraMaraton Bieszczadzki weekend.