The Rachel Carson Trail Challenge is a grueling test where hikers attempt to traverse 37 miles in about 15 hours — with numerous steep hills standing in their way. See the rugged terrain the trail in the Pittsburgh area crosses in this video. Read more about the Challenge: https://www.post-gazette.com/life/recreation/2025/06/25/rachel-carson-challenge-pittsburgh/stories/202506230080. 📝: Mary Ann Thomas/Post-Gazette 🎥: Courtesy of Jessica Raubenstrauch Editing: King Jemison/Post-Gazette #pittsb