Bonus Content Bonus Content! 🎥 Enjoy this bonus content filmed alongside the 2020 Virtual Concert Series in locations around Guilford County, NC. 📷 Photo by: Brendan McLean Birmingham Jail - Chatham County Line Filmed at the Old Mill of Guilford in 2020.➡️ More information about this location. Video released June, 2021. Chatham County Line This Bonus Content is sponsored by Cone Health. Your contributions make programming like the 2020 Virtual Concert Series Bonus Content possible. Consider showing your support at ncfolkfestival.com/donate.