Baker Creek Repeat – Soloist and Team Endurance Race. This race utilizes the great trails at Baker Creek in Knoxville. These trails are part of the Knoxville’s Urban Wilderness trail system. We have created a 4.2 mile loop for you to push your limits and complete as many laps as possible in a 3 or 6 hour window of time. You can race as a soloist or form a relay team to compete. Come out and enjoy the mountain biking community in Knoxville’s Urban Wilderness.