Llyn Brianne Dam – The Towy Bridge Inn loop from Llandovery

Mountain biking trails

Llyn Brianne Dam – The Towy Bridge Inn loop from Llandovery

Hard

Llyn Brianne Dam – The Towy Bridge Inn loop from Llandovery

08:14

93.3km

2,020m

Mountain biking

Hard mountain bike ride. Very good fitness required. The starting point of the route is accessible with public transport.

Last updated: November 6, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 11.3 km for 443 m

Waypoints

Start point

Train Station

Get Directions

39.6 km

Tywi Forest

Forest

74.7 km

Llyn Brianne Dam Crossing

Highlight • Bridge

Llyn Brianne is a spectacular reservoir at almost 300m (990ft) above sea level. It is Wales second largest reservoir by volume and is contained by a 91m (300ft) stone-built dam, which is the largest of its kind in Europe.

Tip by

75.5 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 …

Tip by

77.8 km

Dinas

Forest

78.0 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 …

Tip by

80.7 km

The Towy Bridge Inn

Highlight • Pub

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!

Tip by

84.0 km

Cwm Rhaeadr Mountain Bike Trail

Highlight • MTB Park

Cwm R MTB trail is completely blocked at top end due to hundreds of wind fallen trees this winter. Please consider before as you can not navigate loop.

Tip by

93.3 km

End point

Train Station

Way Types & Surfaces

Way Types