Map :- All grid references are from OS Explorer Map 181 – Builth Wells
Start and Finish Point :- Llangammarch Wells Post Office/Shop (grid ref 936471)
Walking Time :- Allow 2½ - 3½ hours Distance – 10km Ascent – 195m
Access :- By road with Car Parking on village street or by railway with Llangammarch Wells Railway Station (leave station and turn left under railway bridge).
Walk in a SW direction along Public Road signposted to Cefn Gorwydd. Keep straight on past Abercieros Inn. Turn Left up metalled road (926470) at Gwar-felin (low white house on right). After Farm Buildings you take the left fork up an unmetalled road. Pass through gates eventually turning sharp right to reach the ruin at Cnwch (928455). Gated track bears left and increasingly steeply upwards – watch out for wild mushrooms in autumn.
Track becomes faint as you proceed up over a grassy slope following the fence line. It bears sharp left and gently right (933449) – walk over brow to sheepfold (937451). Go through gates onto open hill, Mabbions Way monument is ahead of you. Keep right below metalled military road, you are now on the Epynt Way and should see the waymark posts.
You should have spectacular views of the Cambrians to the North and of the Valley below. Turn right, following the waymarked route at disused metal gate (937444) and proceed down and over cattle grid ( a good sustenance stop here)Turn right at the next opportunity (929445) down to the Red Flag (927447).You are now leaving the Epynt Way. Proceed through the gate into farmland and keep right down field edge with the wood on your right. Follow a sunken lane down to the ford below Penrhiw Farm (922461).Go up the track and through the farmyard and at the metalled road – turn right
Follow this road until it begins to bear left, then turn right down a track and take the footbridge over the stream before joining the outward route. Turn left (924468) and then right along the public road to Llangammarch – passing or dropping into the Abercieros Inn.