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Llyn Arenig Fawr – Arenig Fawr Bothy loop from North Wales

Routes

Running trails & routes

Llyn Arenig Fawr – Arenig Fawr Bothy loop from North Wales

Hard

runners

Llyn Arenig Fawr – Arenig Fawr Bothy loop from North Wales

02:33

17.9km

740m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 16, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc Cenedlaethol Eryri

SoDdGA Migneint-Arenig-Dduallt

Waypoints

Start point

Parking

Get Directions

1.96 km

Eco-Caffé Tea Room

Highlight • Cafe

5.10 km

Llyn Arenig Fawr

Highlight • Viewpoint

A beautiful lake in the shadow of Arenig Fawr mountain

Tip by

5.26 km

Arenig Fawr Bothy

Highlight • Mountain Hut

A great little bothy on the edge of Llyn Arenig Fawr, complete with a fireplace. It sleeps 3 people on benches.

Tip by

5.32 km

Nant Aberderfel

Highlight • River

The outflow from Llyn Arenig down to Llyn Celyn, this shows where it flows through the dam.

Tip by

6.79 km

View of Llyn Arenig Fawr

Highlight • Viewpoint

8.14 km

Arenig Fawr Summit and Flying Fortress Memorial

Highlight • Viewpoint

Arenig Fawr is one of my favourite mountains in Wales. Grand enough to be impressive and not anywhere close to being as busy as the more famous northern peaks. It …

Tip by

8.48 km

Arenig Fawr South Top

Highlight • Natural Monument

Arenig Fawr South Top is the twin top of Arenig Fawr in southern Snowdonia, North Wales. It is the second highest member of the Arenig range, being 18 m less …

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11.8 km

Moel Llyfnant Summit

Highlight • Natural Monument

Moel Llyfnant is a mountain in the southern portion of the Snowdonia National Park in Gwynedd, Wales. It is a peak in the Arenig mountain range. It lies to the …

Tip by

17.9 km

End point

Parking

Way Types & Surfaces

Way Types

6.19 km

5.01 km

3.61 km

3.00 km

< 100 m

Surfaces

7.97 km

5.00 km

3.48 km

1.23 km

203 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (820 m)

Lowest point (330 m)

Weather

Monday 13 July

26°C

10°C

0 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

Comments

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Llyn Arenig Fawr – Arenig Fawr Bothy loop from North Wales

Eco-Caffé Tea Room

Llyn Arenig Fawr

Arenig Fawr Bothy

Nant Aberderfel

View of Llyn Arenig Fawr

Arenig Fawr Summit and Flying Fortress Memorial

Arenig Fawr South Top

Moel Llyfnant Summit

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