Route outline for walk po131:
Blaen y Glyn - Craig y Fan Ddu - Gwaun Cerrig Llwydion (Bwlch y Ddwyallt) - Craig Cwareli - Craig Cwmoergwm - Fan y Big - Bwlch ar y Fan - Roman Road - The Taff Trail - Blaen y Glyn.
Peak Bagging Statistics for this walk:
![]() 0 Welsh Mountains |
![]() 0 Wainwrights |
![]() 2 Welsh Nuttalls |
![]() 0 Welsh Deweys |
![]() 0 Wainwright Outlying Fells |
![]() 0 Welsh Marilyns |
![]() 0 Bridgets |
Peak Bagging Statistics for this walk:
The highest point of this walk is Gwaun Cerrig Llwydion (Bwlch y Ddwyallt) at 754m (2475ft). Gwaun Cerrig Llwydion (Bwlch y Ddwyallt) is also known as a Welsh Nuttall (60th highest in Wales, 143rd highest in England & Wales).
Completing this walk will also take you to the top of Fan y Big at 719m (2359ft). Fan y Big was removed from the list of Welsh Hewitts (Welsh Mountains) due to insufficient prominence - August, 2018
Fan y Big is also known as a Welsh Nuttall (78th highest in Wales, 187th 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 po131 Bwlch y Ddwyallt and Fan y Big from Blaen y Glyn
In no particular order . . .

Craig Cwm Cynwyn, Cribyn, Craig Cwm Sere, Pen y Fan and Corn Du from Fan y Big
. . . load all 18 walk photos from Walk po131 Bwlch y Ddwyallt and Fan y Big from Blaen y Glyn
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