Pirin Ultra will take place from September 21 to 23, 2024. Participants will compete across four tracks. Pirin Ultra is a mountain ultramarathon held in the heart of Pirin National Park and is part of the Skyrunning World Series. In the 8th edition of the marathon, participants from around the world will compete on three tracks, facing high obstacles as they attempt to conquer the trails, lowlands, and peaks in the Pirin Mountains.