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 . . .

Cwm Idwal featuring Glyder Fawr (left), Twll Du or The Devil's Kitchen (centre) and Y Garn (right)

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

Nearing the summit of Tryfan with Llyn Bochlwyd and the north shore of Llyn Idwal far below

My son Patrick climbing Y Garn (Glyders) with Tryfan (left) and Glyder Fach (right) in the background

Looking down Nant Ffrancon to Bethesda with Anglesey in the far distance from near Llyn Bochlwyd in the Ogwen valley

Early morning mist over Llyn Ogwen with Y Garn (Glyders) and Foel-goch beyond

Ogwen Cottage, Nant Ffrancon and the shoulder of Pen yr Ole Wen from Llyn Idwal

Harter Fell (Eskdale) (right) and Green Crag (Ulpha Fell) (left) from Great Worm Crag

Stream above Dyserth Waterfall (Rhaeadr Dyserth)
from the North Wales Path, Dyserth

The Snowdon Horseshoe from Glyder Fach - featuring in the mid-distance: Y Lliwedd (centre left), Crib Goch (centre right), Snowdon (Yr Wyddfa) and Garnedd Ugain (Crib y Ddysgl) (far right)

The Devils' Kitchen (Twll Du) (left) and Y Garn (Glyders) (right) from near Idwal Cottage, Llyn Ogwen

Alan and Nikki on Y Garn (Glyders) in the snow with Pen yr Ole Wen (left) and Tryfan above Llyn Idwal (right) in the background

*Y Garn (Glyders) (far left), Elidir Fawr, Foel-goch, Mynydd Perfedd and Carnedd y Filiast (Glyders) from Tryfan

Bwlch y Ddwy-Glyder, Castell y Gwynt and Glyder Fach from Glyder Fawr in mist

Sunset over Llyn Lockwood (centre bottom), Llyn Gywant, Y Lliwedd and Snowdon (Yr Wyddfa) from the Miner's Track near Glyder Fach

Y Garn (Glyders) (far left), Foel-goch (Glyders), Carnedd y Filliast, Ogwen Cottage, Nant Ffrancon and the shoulder of Pen yr Ole Wen (right) from Llyn Idwal

Y Garn (Glyders) summit cairn with Crib Goch and Garnedd Ugain in the distance

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

Llyn Ogwen (left) and Llyn Idwal with Tryfan beyond from Y Garn (Glyders)

Y Garn (Glyders) (far left), Foel-goch (Glyders) and Carnedd y Filliast from Llyn Idwal

Looking down Glen Sligachan from the start of the pinnacle ridge at Sgurr nan Gilliean

Hubby and kids, YingLi and WingHoi, on the cantilever rock on Glyder Fach in the mist

Pen yr Ole Wen, Llyn Clyd, Llyn Ogwen, Llyn Idwal, Tryfan, Glyder Fach, Glyder Fawr, Crib Goch and Garnedd Ugain from Y Garn (Glyders)

Back Tor (Hollins Cross) from Lose Hill (Ward's Piece) with Mam Tor and Lord's Seat (Rushup Edge) beyond during a winter temperature inversion

Y Garn (Glyders), Foel-goch (Glyders), Mynydd Perfedd and the shoulder of Pen yr Ole Wen from Llyn Ogwen

Descending in to the Grwyne Fawr Valley from Pen y Gadair Fawr in The Black Mountains

Me dismounting The Cioch (or Cioch Buttress) on the South West ridge of Sgurr Sgumain (Sgurr Alasdair) in The Cuillin Hills, Isle fo Skye

The shoulder of Elidir Fawr, Carnedd y Filiast, Mernedd Perfedd and Foel-goch from Y Garn (Glyders)
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