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Mountain biking trails

Telegraph Valley (Maesgwm) – Llyn Cwellyn loop from Betws Garmon

Mountain biking trails

Telegraph Valley (Maesgwm) – Llyn Cwellyn loop from Betws Garmon

Moderate

4.5

(6)

34

riders

Telegraph Valley (Maesgwm) – Llyn Cwellyn loop from Betws Garmon

01:46

19.5km

500m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: July 31, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc Cenedlaethol Eryri

Waypoints

A

Start point

Parking

1

11.4 km

Telegraph Valley (Maesgwm)

Highlight (Segment) • Trail

Maesgwm is also known as Telegraph Valley. The trail is gravel and well-made, brilliant to ride and much quieter than the main Llanberis path. It makes a great loop from …

Tip by

2

16.0 km

Snowdon Ranger Hostel

Highlight • Mountain Hut

Hiking hostel at the foot of the mountain named after the 'the Snowdon Ranger' who lived there.

Tip by

3

16.6 km

Llyn Cwellyn

Highlight (Segment) • Natural Monument

Llyn Cwellyn is a reservoir in North Wales which supplies drinking water to parts of Gwynedd and Anglesey. It lies on the Afon Gwyrfai in Nant y Betws between Moel …

Tip by

B

19.5 km

End point

Parking

Way Types & Surfaces

Way Types

7.62 km

3.81 km

3.49 km

3.39 km

1.19 km

Surfaces

8.53 km

4.31 km

4.02 km

2.59 km

< 100 m

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Elevation

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

Highest point (460 m)

Lowest point (120 m)

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Weather

Powered by Foreca

Friday 9 October

11°C

7°C

53 %

Additional weather tips

Max wind speed: 24.0 km/h

to get more detailed weather forecasts along your route

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