Brecon Beacons Sarn Helen Mountain Bike Trail, Mountain Bikes and Mountain Bike Trails Sennybridge, Powys - Wales where to go, what to see and where to stay in Wales

The Sarn Helen Mountain Bike Trail near Sennybridge in the Brecon Beacons is 21 miles, 33km long. The route , also known as the Sennybridge Red, sets off along farm tracks and country lanes before picking up the Sarn Helen Roman road, a classic route well known to mountain bikers, walkers and motorcyclists alike. The return brings you down a fast tarmac descent and runs along the Senni Valley before rising up 150m again. The final stretch is along Heol Cefn Y Gaer, passing the site of one of the many hill forts in the Brecon Beacons National Park. The descent ends up very close to your staring point in the Brecon Beacons National Park.