Most ultrarunners are fueled by a desire to push their limits and explore the boundaries of what is possible. They are drawn to training for and completing ultras because they want to challenge themselves and achieve big...
Pete Kostelnick dodging obstacles in New York City as he raced the final few miles of his FKT across the US. He averaged over 72 miles per day for just over 42 days straight. Photo: Zandy Mangold