TrailTrack
Foel Cwm-Sian Llwyd [Foel Cwm Sian Llwyd]
Wales

Foel Cwm-Sian Llwyd [Foel Cwm Sian Llwyd]

648M
2127FT

About Foel Cwm-Sian Llwyd [Foel Cwm Sian Llwyd]

Sitting on the easternmost edge of Snowdonia, this 2000ft summit offers a masterclass in 'extensive yet unremarkable' moorland. It’s a quiet, windswept spot where the only company you're likely to have is a solitary trig point, a ruined tower, and some very soggy socks.

Key Statistics

Rank
124th Highest in Wales
Parent Range
Snowdonia
Prominence
?
58m
Nearest Town
Llangywer
Geology
You are walking over the Penstrowed Grits Formation, a sturdy foundation made of layered sandstone and mudstone.

Find It

OS Grid Reference
SH995313
Latitude
52.8698°N
Longitude
3.4945°W

Did You Know?

  • It holds the specific title of being the most easterly 2,000ft summit within the Snowdonia National Park boundary, which handily runs right through the summit area.
  • The summit is home to a ruined stone tower of uncertain origin; it stands as a lonely, crumbling monument to the fact that someone once actually bothered to carry rocks up here.
  • Geologically, it belongs to the Hirnantau, a subset of the Berwyn range characterized by its vast, rolling plateaus and an almost impressive lack of distinct features.
  • The name 'Foel Cwm Sian Llwyd' translates to 'Hill of Gray Jane's Valley,' suggesting Jane had a very specific, and perhaps rather gloomy, aesthetic preference for her local geography.
  • The views are famously described as 'unremarkable' due to the flat surroundings, making it the perfect destination for hikers who find dramatic cliffs and jagged peaks a bit too 'attention-seeking'.

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3D Flyover

Experience a virtual tour of Foel Cwm-Sian Llwyd [Foel Cwm Sian Llwyd] with our interactive 3D terrain map.