Llyn Brianne Dam – View of Llyn Brianne loop from Pwll Yr Hyddod

Llyn Brianne Dam – View of Llyn Brianne loop from Pwll Yr Hyddod

Hard

riders

Llyn Brianne Dam – View of Llyn Brianne loop from Pwll Yr Hyddod

03:38

57.0km

1,110m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is right next to a parking lot.

Last updated: August 27, 2026

Tips

The surface along some of this route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 0 m for 218 m

After 6.16 km for 414 m

After 56.8 km for 218 m

Waypoints

Start point

Parking

Get Directions

6.36 km

Dinas

Forest

6.51 km

RSPB Gwenffrwd-Dinas Nature Reserve

Highlight • Forest

This charming RSPB site is not far from Llyn Brianne and is home to Twm Sion Cati's cave. You'll find a great circular footpath running nearby the river, boasting beautiful …

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8.93 km

Llyn Brianne Dam

Highlight • Viewpoint

Stunning spot and worth the extra few hundred metres detour if the plan is otherwise to simply ride around the reservoir.

You'll find brilliant gravel and forestry roads on one …

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9.98 km

View of Llyn Brianne Reservoir

Highlight (Segment) • Lake

Llyn Brianne is a beautiful place for a bike ride. You can stop here or carry around to the view point on the opposite side

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28.3 km

Bwlch Easgair Gelli Climb

Highlight • Climb

Beautiful Category 3 climb from the River Towy, you'll gain around 181m of elevation over about 2.7km. Your eyeballs will love it even if your legs don't.

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46.1 km

View of Llyn Brianne

Highlight • Lake

Llyn Brianne is a beautiful place for a bike ride. Enjoy the views.

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53.4 km

Rhandirmwyn Bridge

Highlight • River

Built in 1913 the Rhandirmwyn Bridge links the two sides of the Towy valley by this rivetted girder road bridge. On the southern side you'll find the Towy Bridge Inn, a lovely riverside pub.

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53.5 km

Delightful rural riverside location. Real ales usually from Welsh breweries. There is a large outdoor seating area with views across the river. Popular with walkers, bikers, cyclists and dogs welcome too!

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57.0 km

End point

Parking

Way Types & Surfaces

Way Types

56.2 km

415 m

408 m

Surfaces

47.1 km

9.09 km