Route outline for walk gw147:
Llyn Ogwen - Ogwen Cottage - 'Tin Pan Alley' - Llyn Glyd - Y Garn (Glyderau) - Llyn y Cwm - Twll Du (Devil's Kitchen) - Llyn Idwal - Ogwen Cottage - Pont Pen-y-benglog - Llyn Ogwen
Points of Interest/Notes on this walk:
Try and find time to have a look underneath Pont Pen-y-benglog (near Ogwen Cottage at the western end of Llyn Ogwen) where the remains of the original stone arched bridge built by Thomas Telford can be seen. Access the river bank is via a stile on NW side of the bridge.
Peaks, Summits and Tops reached on this walk:
![]() 1 Welsh Mountain |
![]() 0 Wainwrights |
![]() 1 Welsh Nuttall |
![]() 0 Welsh Deweys |
![]() 0 Wainwright Outlying Fells |
![]() 1 Welsh Marilyn |
![]() 0 Bridgets |
Peak Bagging Statistics for this walk:
The highest point of this walk is Y Garn (Glyderau) at 947m (3108ft). Y Garn (Glyderau) is classified as a Welsh Mountain (Hewitt) (10th highest in Wales, 13th highest in England & Wales)
Y Garn (Glyderau) is also known as a Welsh Nuttall (11th highest in Wales, 15th highest in England & Wales) and a Welsh Marilyn (4th highest in Wales, 167th highest in the UK).
Y Garn (Glyderau) means 'The Cairn' in Welsh and is pronounced 'ur gan (g-lid-der-rye)'.
The summit of Y Garn (Glyderau) is marked by a large cairn.
You can find more walks near this one on these unique free-to-access Interactive Walk Planning Maps: (click/TAP to select)
1:25,000 scale OS Explorer Map (the ones with orange/yellow covers):
1:50,000 scale OS Landranger Map (the ones with pink/magenta covers):
Some Photos and Pictures from Walk gw147 Y Garn (Glyderau) 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)

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

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

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

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

Y Garn (Glyderau), Elidir Fawr (centre) and Foel-goch from near Y Foel Goch

Pen yr Ole Wen and Llyn Idwal from the top of The Devil's Kitchen (Twll Du)

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

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

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

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

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

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

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

Pen yr Ole Wen and Llyn Idwal from the top of Twll Du or The Devil's Kitchen in the snow

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

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