Walk gw187 Y Garn (Glyderau), Glyder Fawr, Castell y Gwynt and Glyder Fach from Ogwen Cottage, Llyn Ogwen

This 7 mile, Grade 6 (Moderate), easy-to-follow, hand-crafted walk, complete with GPS Waypoints, starts at Llyn Ogwen & will take about 6 hrs to complete.

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Vital Statistics:

Length:7mls (11km)
Ascent:3,308ft (1,008m)
Time:6hrs
Grade:Walk Grade 6_23_with_text.png Icon

Route outline for walk gw187:

Llyn Ogwen  -  Ogwen Cottage  -  'Tin Pan Alley'  -  Llyn Glyd  -  Y Garn (Glyderau)  -  Llyn y Cwm  -  Glyder Fawr  -  Bwlch y Ddwy-Glyder  -  Castell y Gwynt (Glyder Fach)  -  Glyder Fach  -  The Cantilever Stone  -  Bristly Ridge  -  Bwlch Tryfan  -  Llyn Bochlwyd  -  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:

Hewitt Icon
3
Welsh
Mountains
Wainwright Icon
0
Wainwrights
Welsh Nuttall Icon
4
Welsh
Nuttalls
Dewey Icon
0
Welsh
Deweys
Wainwright Outlying Fell Icon
0
Wainwright
Outlying Fells
Marilyn Icon
2
Welsh
Marilyns
Bridget Icon
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) and a Welsh Marilyn (3rd highest in Wales, 111th highest in the UK).

Glyder Fawr means 'Large Heap or Large Pile of Stones' in Welsh and is pronounced 'g-lid-der var'.

Completing this walk will also take you to the top of Glyder Fach at 990m (3249ft). Glyder Fach is classified as a Welsh Mountain (Hewitt) (6th highest in Wales, 6th highest in England & Wales)

Glyder Fach is also known as a Welsh Nuttall (6th highest in Wales, 6th highest in England & Wales). Glyder Fach means 'Small Heap or Small Pile of Stones' in Welsh and is pronounced 'g-lid-der vach'.

You will also reach the summit 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). Castell y Gwynt (Glyder Fach) means 'Castle of the Wind' in Welsh.

Along the way you will also bag and tick-off:

  • Y Garn (Glyderau) at 947m (3108ft). Y Garn (Glyderau) is classified as a Welsh Mountain (Hewitt) (10th Wales, 13th Eng & Wal), a Welsh Nuttall (11th highest in Wales, 15th highest in England & Wales) and a Welsh Marilyn (4th 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 this walk and other nearby walks on these unique Interactive Walk Planning Maps:

(worth a look if you're new to go4awalk.com & have never seen one of these before.)

Snowdonia National Park


1:25,000 scale OS Explorer Map (orange/yellow covers):

OS Explorer OL17 Snowdon/Yr Wyddfa and Conwy Valley/Dyffryn Conwy


1:50,000 scale OS Landranger Map (pink/magenta covers):

OS Landranger 115 Snowdon & Caernarfon



Some Photos and Pictures from Walk gw187 Y Garn (Glyderau), Glyder Fawr, Castell y Gwynt and Glyder Fach from Ogwen Cottage, Llyn Ogwen

In no particular order . . .

Castell y Gwynt from Glyder Fach

Castell y Gwynt from Glyder Fach

Photo: Geoff Smithson (64)

Llyn Ogwen, Tryfan and Lynn Idwal from Y Garn (Glyderau)

Llyn Ogwen, Tryfan and Lynn Idwal from Y Garn (Glyderau)

Photo: Mike Knipe (122)

Llyn Clyd, Llyn Ogwen, Llyn Idwal and Tryfan from Y Garn (Glyderau)

Llyn Clyd, Llyn Ogwen, Llyn Idwal and Tryfan from Y Garn (Glyderau)

Photo: Gerard Molloy (1)

On the cantilever stone on Glyder Fach last sunday

On the cantilever stone on Glyder Fach last sunday

Photo: Paul Tate (2)

Y Garn (Glyderau) summit

Y Garn (Glyderau) summit

Photo: Geoff Smithson (38)

Glyder Fawr from Y Garn (Glyderau)

Glyder Fawr from Y Garn (Glyderau)

Photo: Gerard Molloy (5)

Foel-goch from Ogwen Cottage, Nant Ffrancon

Foel-goch from Ogwen Cottage, Nant Ffrancon

Photo: Don Williams (13)

On the famous cantilever stone on the summit of Glyder Fach

On the famous cantilever stone on the summit of Glyder Fach

Photo: Mike Smart (9)

Glyder Fawr from Castell Y Gwynt (Glyder Fach)

Glyder Fawr from Castell Y Gwynt (Glyder Fach)

Photo: Florence Belgravia (3)

Mynydd Perfedd and Foel-goch from Y Garn (Glyderau)

Mynydd Perfedd and Foel-goch from Y Garn (Glyderau)

Photo: Peter Scholes (3)


. . . load all 143 walk photos from Walk gw187 Y Garn (Glyderau), Glyder Fawr, Castell y Gwynt and Glyder Fach from Ogwen Cottage, Llyn Ogwen


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