From A470 North (Hereford/Leominster):





Turn RIGHT off A470 at the sign for Cradoc. At Texaco Garage, do NOT follow sign for Brecon: go straight ahead down a steep hill and turn RIGHT at Bull's Head pub, on to B4520 towards Upper Chapel.
Approximately 2 miles along B4520, and at the top of a slight hill, turn sharp left into a narrow lane marked "Llannerchwen". Drive to the top (0.9 mile)

From A40 East (Crickhowell/Abergavenny):



After arriving in Brecon, at first mini-roundabout after Morrison's garage, turn RIGHT. Follow the road round another mini-roundabout, passing Morrison's supermarket on your left. At the traffic lights opposite Cotswold Outdoor shop, turn RIGHT. Then, turn FIRST LEFT at Bull's Head pub, on to B4520 towards Upper Chapel
Approximately 2 miles along B4520, and at the top of a slight hill, turn sharp left into a narrow lane marked "Llannerchwen". Drive to the top (0.9 mile)

From A470 South (Merthyr Tydfil, Cardiff) or from A40 West (Llandovery):

Follow sign for Brecon, cross bridge, turn SHARP LEFT then SECOND RIGHT at Maendu Street, then LEFT at top of hill, on to B4520 towards Upper Chapel.
Approximately 2 miles along B4520, and at the top of a slight hill, turn sharp left into a narrow lane marked "Llannerchwen". Drive to the top (0.9 mile)