Route outline for walk po179:
Car Park SE of Llanddeusant - Nant Melyn - Sychnant - Disgwylfa - Cefn Disgwylfa - Tro'r Fan Foel - Fan Foel - The Beacons Way - Twr y Fan Foel - Black Mountain - Bwlch Blaen Twrch - Pant y Bwlch - Picws Du (Bannau Sir Gaer) - Glastir y Picws - Cwar Du Mawr - Cwar Du Bach - Waun Lefrith (Bannau Sir Gaer) - Llyn y Fan Fach - Llethr y Llyn - Waun y Llyn - Nant Coch - Car Park SE of Llanddeusant.
Peak Bagging Statistics for this walk:
![]() 2 Welsh Mountains |
![]() 0 Wainwrights |
![]() 3 Welsh Nuttalls |
![]() 0 Welsh Deweys |
![]() 0 Wainwright Outlying Fells |
![]() 1 Welsh Marilyn |
![]() 1 Bridget |
Peak Bagging Statistics for this walk:
The highest point of this walk is Fan Foel at 780m (2559ft). Fan Foel is the highest point in the county of Carmarthanshire.
Fan Foel is known as a Bridget.
Completing this walk will also take you to the top of Picws Du (Bannau Sir Gaer) at 749m (2458ft). Picws Du (Bannau Sir Gaer) is classified as a Welsh Mountain (Hewitt) (52nd highest in Wales, 121st highest in England & Wales). Picws Du (Bannau Sir Gaer) is also known as a Welsh Nuttall (64th highest in Wales, 148th highest in England & Wales).
You will also reach the summit of Black Mountain at 703m (2307ft). Black Mountain straddles the border between England and Wales. Although the actual summit of Black Mountain is in the welsh county of Powys by a couple of metres, the upper NW slope of Black Mountain is the highest point in the english county of Herefordshire.
Black Mountain is classified as a Welsh Mountain (Hewitt) (66th highest in Wales, 169th highest in England & Wales). Black Mountain is also known as a Welsh Nuttall (85th highest in Wales, 212th highest in England & Wales). Black Mountain is also classified as a Welsh Marilyn (32nd highest in Wales, 586th highest in the UK).
Along the way you will also bag Waun Lefrith (Bannau Sir Gaer) at 677m (2221ft). Waun Lefrith (Bannau Sir Gaer) is known as a Welsh Nuttall (107th highest in Wales, 262nd highest in England & Wales)
This walk is on Ordnance Survey Maps:
OS Explorer Map OL12 | |
1:25,000 scale (Orange Covers) |
|
OS Landranger Map 160 | |
1:50,000 scale (Pink Covers) |
Some Photos and Pictures from Walk po179 Black Mountain - Picws Du (Bannau Sir Gaer) and Waun Lefrith (Bannau Sir Gaer) from nr Llanddeusant
In no particular order . . .

Picws Du (Bannau Sir Gaer) and Fan Foel in the snow from Waun Lefrith (Bannau Sir Gaer)

Carmarthen Fan - Fan Foel and Picws Du (Bannau Sir Gaer) with Llyn y Fan Fach below from Waun Lefrith (Bannau Sir Gaer)
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