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 this walk and other nearby walks on these unique free-to-access Interactive Walk Planning Maps:
1:25,000 scale OS Explorer Map (orange/yellow covers):
1:50,000 scale OS Landranger Map (pink/magenta covers):
Some Photos and Pictures from Walk gw188 The first part of the Nantlle Ridge from Rhyd-Ddu
In no particular order . . .

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

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

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

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

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

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

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

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

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 Y Garn (Moel Hebog) (right) from Rhyd Ddu

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

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

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
. . . load all 37 walk photos from Walk gw188 The first part of the Nantlle Ridge from Rhyd-Ddu
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