About This Race Series

The Lakes & Trails Series Two epic races. One unforgettable challenge. Enter both and save £5. The Metric Long Course Twin Lakes 20 (20 Mile) + Metric Dirt Half Challenge (13.1km) The Long Course is designed for runners looking to push their endurance across two standout events. Take on the full 20-mile Twin Lakes route in March, followed by the Metric Dirt Half Marathon in November, combining road, trail, and stunning countryside across Bedfordshire and Buckinghamshire. Perfect for experienced runners seeking a serious mileage challenge and a rewarding double-race achievement, this series showcases two of the most scenic and memorable races in the region.