Route outline for walk gw187:
Llyn Ogwen - Ogwen Cottage - Llyn Idwal - Y Garn (Glyders) - Llyn y Cwm - Glyder Fawr - Bwlch y Ddwy-Glyder - Castell y Gwynt (Glyder Fach) - Glyder Fach - The Cantilever Stone - Bwlch Tryfan - Llyn Bochlwyd - Ogwen Cottage - Llyn Ogwen.
Peak Bagging Statistics for this walk:
![]() 2 Welsh Mountains |
![]() 0 Wainwrights |
![]() 3 Welsh Nuttalls |
![]() 0 Welsh Deweys |
![]() 0 Wainwright Outlying Fells |
![]() 2 Welsh Marilyns |
![]() 0 Bridgets |
Peak Bagging Statistics for this walk:
The highest point of this walk is Glyder Fawr at 999m (3279ft). Glyder Fawr is classified as a Welsh Mountain (Hewitt) (5th highest in Wales, 5th highest in England & Wales). Glyder Fawr is also known as a Welsh Nuttall (5th highest in Wales, 5th highest in England & Wales). Glyder Fawr is also classified as a Welsh Marilyn (3rd highest in Wales, 111th highest in the UK).
Completing this walk will also take you to the top of Castell y Gwynt (Glyder Fach) at 972m (3190ft). Castell y Gwynt (Glyder Fach) is also known as a Welsh Nuttall (9th highest in Wales, 10th highest in England & Wales).
You will also reach the summit of Y Garn (Glyders) at 947m (3108ft). Y Garn (Glyders) is classified as a Welsh Mountain (Hewitt) (10th highest in Wales, 13th highest in England & Wales). Y Garn (Glyders) is also known as a Welsh Nuttall (11th highest in Wales, 15th highest in England & Wales). Y Garn (Glyders) is also classified as a Welsh Marilyn (4th highest in Wales, 167th highest in the UK).
This walk is on Ordnance Survey Maps:
OS Explorer Map OL17 | |
1:25,000 scale (Orange Covers) |
|
OS Landranger Map 115 | |
1:50,000 scale (Pink Covers) |
Some Photos and Pictures from Walk gw187 Y Garn (Glyders) and The Glyders from Ogwen Cottage, Llyn Ogwen
In no particular order . . .

My wife with Meg and Joe on at The Cannon Stone on the North Ridge of Tryfan

Biscuits and hot chocolate near Llyn Idwal with the Nant Ffrancon valley in the distance
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