Routes Planner Features Updates

Login or Signup

Login or Signup

Login or Signup

Carmarthenshire

Llyn Brianne Dam – View of Llyn Brianne loop from Cilycwm

Carmarthenshire

Llyn Brianne Dam – View of Llyn Brianne loop from Cilycwm

Hard

29

riders

Llyn Brianne Dam – View of Llyn Brianne loop from Cilycwm

04:38

60.4km

1,280m

Gravel riding

Hard gravel ride. 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: September 16, 2026

Waypoints

A

Start point

Parking

1

3.03 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

2

6.30 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

3

8.68 km

Allt Nantrhydifor Gravel Climb

Highlight • Trail

This is a Gritfest special courtesy of local Matt Page. You're doing well if you can get up the whole thing on gravel/CX gearing; pacing is key. The climb is …

Tip by

4

26.1 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.

Tip by

28.9 km

Dinas

Forest

6

29.1 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

7

31.5 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

8

33.8 km

View of Llyn Brianne

Highlight • Lake

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

Tip by

9

35.7 km

Gravel Descent With View of the Reservoir

Highlight • Viewpoint

Perfect fire trail gravel road, take in the views as you head down to the road that hugs the edge of the reservoir

Tip by

B

60.4 km

End point

Parking

Way Types & Surfaces

Way Types

30.4 km

15.1 km

10.2 km

4.69 km

Surfaces

29.9 km

17.6 km

12.7 km

144 m

Sign up to see more specific route details

Sign up for free

Elevation

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

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Sunday 27 September

17°C

5°C

0 %

Additional weather tips

Max wind speed: 8.0 km/h

to get more detailed weather forecasts along your route

Comments

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Navigate Send to Phone

Move start point

Embed on a website

Report an Issue

Report restricted access

Nearby routes

3

Llyn Brianne & The Devil's Staircase loop from Llandovery

07:05h

80.2km

1,450m

4.0

38

Steep Rocky Path – Forest Track loop from Pwll Yr Hyddod

04:05h

50.4km

1,120m

5.0

1

View of Llyn Brianne – Llyn Brianne Dam loop from Llandovery

05:31h

78.4km

1,440m

6

View of Strata Florida – Strata Florida Abbey Ruins loop from Pontrhydfendigaid

04:38h

63.1km

1,260m

29

Llyn Brianne Dam – View of Llyn Brianne loop from Cilycwm

04:38h

60.4km

1,280m

36

Llandovery Castle Ruins – Llyn Brianne Dam loop from Llandovery

06:14h

90.9km

1,660m

5.0

15

Talybont Reservoir – Monmouthshire and Brecon Canal loop from Libanus

05:23h

87.0km

1,300m

3

View of Llyn Brianne – Llyn Brianne Dam loop from RSPB Gwenffrwd-Dinas

04:54h

63.7km

1,320m

5.0

7

View of Strata Florida – Strata Florida Abbey Ruins loop from Pontrhydfendigaid

03:10h

43.4km

930m

5.0

5

Strata Florida Abbey Ruins – View of Strata Florida loop from Llanddewi Brefi

02:48h

44.1km

640m

5.0

5

Chrychan Forest – Singletrack Gravel Path loop from Esgair Fwyog Picnic Site

01:59h

20.8km

470m

2

Abergwesyn Valley – Claerwen Dam loop from Cilmeri

07:05h

107km

1,790m