Skip to main content


Rise and fall of an industrial hamlet

A 7.2km (4.5 mile) walking trail from Craig-y-nos Country Park to Penwyllt suitable for families with older children (8+). It explores the legacy of C19th and early C20th industry in a wild setting.

Penwyllt by Neil Mansfield

©Neil Mansfield

Start Craig-y-nos Country Park
(OS grid reference SN 839155) (postcode SA9 1GL)

Ascent About 220m (725ft)

Time Allow about 3.5 hours to fully enjoy the walk

Map Use Ordnance Survey Explorer map OL12 ‘BBNP western area’

Route There is one steep grassy ascent and one steep-ish descent of a stony track (both around 90m/300ft). Largely following bridle tracks and old tramways, there are four stiles on the route, otherwise gates.
Noisy dogs in the kennels at Pwllcoediog. Some mud patches after rain. In the walk description, Ordnance Survey grid references are given at certain points e.g. (SN 849161) to assist with route-finding.
Be prepared There are no facilities at Penwyllt which is over 300m/100ft above sea level and is exposed to the weather – rain, wind or sun. Ensure you are properly prepared. Dogs on leads in vicinity of livestock please!

Getting there
From Brecon
Turn off the A40 at Sennybridge and take the A4067 towards Swansea to reach Craig-y-nos Country Park after 19 miles/26mins.
From junction 45, M4 nr Swansea take the A4067 up the Swansea Valley to reach Craig-y-nos Country Park after 16 miles / 26mins.

Facilities at the Country Park
Pay and display parking, Geopark Discovery Point (exhibits), toilets, café and gift shop.


Or pick one up from the National Park Visitor Centre.
More information on this and other routes in Fforest Fawr UNESCO Global Geopark
can be found here


Subscribe for latest news, updates & special offers