TrailTrack
Craig y Llyn
Wales

Craig y Llyn

600M
1969FT

About Craig y Llyn

Rising to exactly 600 metres, this Welsh Marilyn is a prominent high point defined by its dramatic northern escarpment. Classified as a Hump and Tump, the summit provides a commanding vantage point. The climb is rewarded with specific views over the glacial waters of Llyn Fawr and the surrounding deep valleys.

Key Statistics

Rank
47th Highest in Wales
Parent Range
Brecon Beacons
Prominence
?
393m
Nearest Town
Pontwalby
Geology
As you climb, you are walking on layers of sandstone, siltstone, and mudstone. These sturdy rocks form the foundation of the Rhondda Member beneath your feet.

Find It

OS Grid Reference
SN906031
Latitude
51.7159°N
Longitude
3.5850°W

Did You Know?

  • The name translates from Welsh as 'Rock of the Lake,' specifically referring to the dramatic, north-facing sandstone cliffs that characterize the summit plateau.
  • The Llyn Fawr Hoard, discovered in the waters below the summit in 1911, includes some of the earliest iron objects found in Britain, now preserved in the National Museum Wales.
  • Being classified as a Marilyn means this summit has at least 150 metres of prominence, ensuring the views south towards the Bristol Channel are not blocked by any neighbouring high ground.

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3D Flyover

Experience a virtual tour of Craig y Llyn with our interactive 3D terrain map.