View of Alwen Reservoir – Llyn Brenig loop from Glasfryn

Routes

Mountain biking trails

View of Alwen Reservoir – Llyn Brenig loop from Glasfryn

Moderate

View of Alwen Reservoir – Llyn Brenig loop from Glasfryn

03:32

44.1km

770m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is right next to a parking lot.

Last updated: August 13, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Hafod Elwy Moor National Nature Reserve

Waypoints

Start point

Parking

Get Directions

7.21 km

View of Alwen Reservoir

Highlight • Lake

This is the high point of the circular Alwen trail around Alwen Reservoir.

Enjoy the wonderful views in nearly all directions, which really is a great reward after the long …

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7.53 km

View of the Wooden Bridge Over the River

Highlight • River

An easy route for all abilities

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7.73 km

View of Alwen Reservoir

Highlight • Viewpoint

8.46 km

Alwen Reservoir Wooden Bridge

Highlight • Cycleway

A long wooden bridge spans the upper reaches of the Alwen Reservoir, which features on the Two Lakes and Alwen circular cycle routes. It's absolutely covered in lichen and feels …

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10.4 km

Bridleway through Hafod Elwy Moor National Nature Reserve

Highlight (Segment) • Trail

A quieter stretch of bridleway connecting the Brenig and Alwen reservoirs. The track is relatively smooth and quite flat, though can sometimes be pretty muddy after rain.

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29.4 km

Forest Mountain Bike Trails

Highlight • MTB Park

fast descents and various trails

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33.8 km

Llyn Brenig

Highlight • Viewpoint

You can find some glorious views here on the edge of Llyn Brenig. Llyn is Welsh for lake.

The dam is fairly recent; it was begun in 1973 and finished …

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36.3 km

Alwen Dam

Highlight • Monument

The grand, ornate stone dam of Alwen Reservoir couldn't be more of a contrast to the neighbouring Llyn Brenig Dam. It's well worth taking a minute or two to take …

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44.1 km

End point

Parking

Way Types & Surfaces

Way Types