Llyn y Gadair – Moel Lefn loop from Rhyd-ddu

Routes

Hiking trails & Routes

Llyn y Gadair – Moel Lefn loop from Rhyd-ddu

Hard

5.0

(1)

hikers

Llyn y Gadair – Moel Lefn loop from Rhyd-ddu

05:23

15.3km

660m

Hiking

Hard hike. Very good fitness required. Mostly walkable paths. Sure-footedness required. The starting point of the route is accessible with public transport.

Last updated: November 7, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc Cenedlaethol Eryri

Waypoints

Start point

Bus stop

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684 m

Rhyd Ddu Path

Highlight • Viewpoint

With the spectacular Snowdon Massif to the east, the Nantlle Ridge rising dramatically to the west and the grand Moel Hebog and family to the south, Rhyd Ddu is simply …

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1.12 km

Llyn y Gadair

Highlight • Viewpoint

This lake is located near the village of Rhyd-ddu (not at the foot of Cadair Idris mountain). The lake has a surface area of 50 hectares and is situated 182 …

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1.68 km

Ruined Stone Cottage in Eryri National Park

Highlight • Structure

Remains of local slate mining. All small quarries in the area are now closed and agriculture and tourism are the main economic activities.
(Information board on site)

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2.19 km

Rhyd-Ddu to Beddgelert Gravel Path

Highlight • Forest

Very well-maintained gravel path from the forests of Beddgelert via the lake Llyn y Gadair to Rhyd-ddu.

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5.15 km

Hafod Ruffydd Viewpoint

Highlight • Viewpoint

Interesting bit of history, a great little lung busting hill sprint at the highest point of the sidmouth to budleigh trail for me.

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8.21 km

Moel yr Ogof Summit

Highlight • Climb

Moel yr Ogof was named after the legendary Owain Glyndwr's hiding place. This cave is located on the grassy ledge that leads from the asbestos mine around the front of …

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9.13 km

Moel Lefn

Highlight • Viewpoint

If you have time after conquering Moel Hebog and Moel Yr Ogof, there are more great views from this subsidiary peak. To extend your day you could also stride out towards the wonderful Nantlle Ridge.

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