Route outline for walk gw188:
Rhyd-Ddu - Y Garn (Moel Hebog) - The Nantlle Ridge - Mynydd Drws-y-coed - Trum y Ddysgl - The Hiatus - Bwlch-y-Ddwy-elor - Beddgelert Forest - Cwm Marchnad - Llyn-y-Gader - Rhyd-Ddu
Points of Interest/Notes on this walk:
Rhyd Dduis pronounced'r-ee-th th-ee'
The arete up to the summit of Mynydd Drws-y-coed is steep, narrow and quite 'airy' in places. You should only attempt it in good weather and if you have a good head for heights.
Peaks, Summits and Tops reached on this walk:
![]() 2 Welsh Mountains |
![]() 0 Wainwrights |
![]() 3 Welsh Nuttalls |
![]() 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 Trum y Ddysgl at 709m (2327ft). Trum y Ddysgl is classified as a Welsh Mountain (Hewitt) (65th highest in Wales, 160th highest in England & Wales)
Trum y Ddysgl is also known as a Welsh Nuttall (84th highest in Wales, 202nd highest in England & Wales) and a Welsh Marilyn (32nd highest in Wales, 572nd highest in the UK).
Trum y Ddysgl means 'Dish Ridge' in Welsh and is pronounced 'tree-mee-th-isgl'.
Completing this walk will also take you to the top of Mynydd Drws-y-coed at 695m (2281ft). Mynydd Drws-y-coed is classified as a Welsh Mountain (Hewitt) (70th highest in Wales, 178th highest in England & Wales)
Mynydd Drws-y-coed is also known as a Welsh Nuttall (90th highest in Wales, 230th highest in England & Wales). Mynydd Drws-y-coed means 'The Door to Wood Mountain' in Welsh and is pronounced 'minith droos-ee-coy-ed'.
The summit of Mynydd Drws-y-coed is unmarked, just grass.
You will also reach the summit of Y Garn (Moel Hebog) at 633m (2078ft). Y Garn (Moel Hebog) is also known as a Welsh Nuttall (152nd highest in Wales, 363rd highest in England & Wales). Y Garn (Moel Hebog) means 'The Cairn' in Welsh and is pronounced 'uh-gan'.
The summit of Y Garn (Moel Hebog) is marked by a cairn & a huge shelter.
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 gw188 The first part of the Nantlle Ridge from Rhyd-Ddu
In no particular order . . .

Mynydd Mawr (Llyn Cwellyn) from Trum y Ddysgl - with Moel Eilio (Llanberis) (beyond right)

Mynydd Drws-y-coed (left) and Y Garn (Moel Hebog) from the Nantlle Road (B4418) near Rhyd Ddu

Mynydd Mawr (Llyn Cwellyn) (left), Llyn Cwellyn, Moel Eilio (Llanberis) (right) and Foel Gron (far right) from the Rhyd Ddu path

Llyn-y-Gader with Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa), Y Lliwedd & Yr Aran (right) from Beddgelert Forest near Cwm Marchnad

Mynydd Mawr (Llyn Cwellyn), Y Garn (Moel Hebog), The Nantlle Ridge and Mynydd Drws-y-coed from Trum y Ddysgl - with The Snowdon Massif (Moel Eilio (Llanberis), Foel Gron, Moel Cynghorion, Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa), Y Lliwedd and Yr Aran) forming the backdrop

Mynydd Drws-y-coed and The Nantlle Ridge with Moel Hebog, Moel Lefn and Moel yr Ogof in the distance (left) from Y Garn (Moel Hebog)

Mynydd Drws-y-coed (The Nantlle Ridge) and Y Garn (Moel Hebog) (right) from Rhyd Ddu

Y Garn (Moel Hebog) from Trum y Ddysgl - with Foel Goch (left), Moel Cynghorion (right) and Elidir Fawr between

Llyn Nantlle Uchaf, Dyffryn Nantlle, Mynydd Mawr, Rhyd Ddu, Llyn y Dywarchen, The Snowdon Massif (Moel Eilio (Llanberis), Foel Gron, Moel Cynghorion, Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa), Y Lliwedd and Yr Aran from Y Garn (Moel Hebog)

Climbing Mynydd Drws-y-coed on the Nantlle Ridge with Trum y Ddysgl beyond (right)

Mynydd Drws y Coed (far left), Y Garn (Moel Hebog Area) (left) and Mynydd Mawr (Llyn Cwellyn) (right)

The Snowdon Massif (Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa), Y Lliwedd & Yr Aran) and Llyn y Dywarchen from Mynydd Drws-y-coed

Llyn Nantlle Uchaf, Dyffryn Nantlle and the shoulder of Mynydd Mawr from Y Garn (Moel Hebog)

The Snowdon Massif - featuring Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa), Bwlch Main, Llechog (Llanberis Path), Clogwyn Du and Y Lliwedd from Y Garn (Moel Hebog) with Llyn y Dywarchen and Rhyd Ddu in the valley below

Moel Hebog, Moel Lefn and Moel yr Ogof from Trum y Ddysgl with Bwlch-y-Ddwy-elor bottom left

The Nantlle Ridge - Mynydd Drws-y-coed (left) and Trum y Ddysgl from a cairn on the slopes of Y Garn (Moel Hebog)

The Snowdon Massif - Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa) & Y Lliwedd beyond Llyn-y-Gader from Cwm Marchnad at the northern edge of Beddgelert Forest

On the summit of Y Garn (Moel Hebog) with the Snowdon (Yr Wyddfa) group in the background

Craig y Bera and Mynydd Mawr (Llyn Cwellyn) tower above Drws-y-coed from Y Garn (Moel Hebog)

Mynydd Drws-y-coed (The Nantlle Ridge) and Trum y Ddysgl from Y Garn (Moel Hebog)

Mynydd Mawr (Llyn Cwellyn), Craig y Bera and Moel Eilio (Llanberis) from Y Garn (Moel Hebog)

Mynydd Drws-y-coed & The Nantlle Ridge - with The Snowdon Massif (Garnedd Ugain (Crib y Ddysgl), Snowdon (Yr Wyddfa), Y Lliwedd and Yr Aran) beyond from Trum y Ddysgl

The Hiatus (bottom centre), Mynydd Tal-y-mignedd (far right) and Yr Eifl (The Rivals) on the Llyn peninsula (top far left) from Trum y Ddysgl

The Nantlle Ridge - Mynydd Drws-y-coed (left) and Trum y Ddysgl from Y Garn (Moel Hebog) summit
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