Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: November 6, 2025

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Tips

Your route passes through protected areas

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Bannau Brycheiniog National Park

Waypoints

Start point

Train Station

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33.9 km

Bwlch Cerrig Duon Pass

Highlight • Mountain Pass

A completely unassuming road that isn't wide or busy enough to warrant road markings but offers up one of the best (and quietest) views of the Western Brecon Beacons or …

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34.5 km

View of the Central Beacons from the Cattle Grid, Bannau Brycheiniog National Park

Highlight (Segment) • Trail

One of those mountain passes that's so remote they're usually reserved for those venturing off road. A narrow single track lane means you too can enjoy it on your skinny …

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42.6 km

Road Over Usk Reservoir, Bannau Brycheiniog National Park

Highlight (Segment) • Viewpoint

Awesome spot to go cycling in South Wales. Smooth, undulating tarmac with beautiful views across Towy valley and Carmarthenshire Fans (mountains).

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50.7 km

View of the Carmarthenshire Fans from Llanddeusant

Highlight (Segment) • Climb

Tough climb but on quiet lanes and there are amazing views of the Carmarthenshire Fans to reward you. Great fun in the other direction as a descent, a little windy so take care in places, tractors are not uncommon!

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59.0 km

Black Mountain Climb from Pont Aber

Highlight (Segment) • Climb

Although not the classic side of the Black Mountain, this is still a fantastic road to climb that crosses the spine of the mountain and immerses you in some of …

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65.5 km

Black Mountain Climb from Brynaman

Highlight (Segment) • Viewpoint

The Black Mountain Category 3 Climb from Brynaman is a 5.5km climb with a total ascent of 312m, topping out at 495m. The average gradient is 5.8% with the steepest …

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72.1 km

Brynaman Bike Path

Highlight (Segment) • Trail

Really well surfaced bike path that avoids the main road. Totally quiet and empty, I love infrastructure like this!

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96.0 km

End point

Train Station

Way Types & Surfaces

Way Types

45.9 km

34.3 km

13.7 km

1.51 km

705 m

Surfaces

84.8 km

11.1 km

< 100 m

Elevation

Highest point (490 m)

Lowest point (30 m)

Weather

Today

Friday 5 December

12°C

4°C

85 %

If you start your activity now...

Max wind speed: 31.0 km/h

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

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