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Road cycling routes

Llanfihangel Cwmdu With Bwlch And Cathedine

Cwm Cadlan Nature Reserve – Blaen-y-Glyn Climb loop from Bwlch

Road cycling routes

Llanfihangel Cwmdu With Bwlch And Cathedine

Cwm Cadlan Nature Reserve – Blaen-y-Glyn Climb loop from Bwlch

Hard

5.0

(1)

127

riders

Cwm Cadlan Nature Reserve – Blaen-y-Glyn Climb loop from Bwlch

04:17

85.9km

1,260m

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 accessible with public transport.

Last updated: August 18, 2026

Tips

Includes a movable bridge

Check opening times.

After 81.2 km for 9 m

Waypoints

A

Start point

Bus stop

1

17.6 km

Mynydd Illtud Common

Highlight (Segment) • Trail

An undulating area of common land. It's a gentle climb from the Brecon side perfect for shaking off any cafe legs. The road is quite exposed so it can be …

Tip by

2

32.2 km

Devil's Elbow Climb from Heol Senni

Highlight (Segment) • Viewpoint

The Devil’s Elbow epitomises the harsh beauty of hidden Wales. With its crumbling surface and neglected rusting barriers it weaves through beautifully rugged scenery presenting one of the toughest challenges …

Tip by

3

34.4 km

Maen Llia Standing Stone

Highlight • Monument

According to legend, the stone goes down to the river, the Afon Llia to drink on occasion. This tall tale seems likely to be an allusion to the fact that …

Tip by

4

46.4 km

Cwm Cadlan Nature Reserve

Highlight (Segment) • Trail

A climb and descent in any direction this takes you over the Cadlan Nature Reserve. Marshy grassland doesn't appear by accident, there's often cloud/drizzle in the air!

Tip by

60.9 km

Pontsarn Viaduct

Viewpoint

6

65.5 km

West Shore Road, Pontsticill Reservoir

Highlight (Segment) • Trail

If you're not equipped for the gravel track on the East shore of Pontsticill Reservoir, the road on the West shore offers a fun tarmac alternative. A nice long straight …

Tip by

7

66.4 km

View of the Lake in Bannau Brycheiniog National Park

Highlight • Lake

69.0 km

Taf Fechan Forest

Forest

9

70.4 km

Blaen-y-Glyn Climb

Highlight (Segment) • Trail

Blaen-y-glyn climb gives beautiful views of the Brecon Beacons on a clear day! Big descent on the other side! If you're not in a rush, pull over into the car …

Tip by

10

75.4 km

Talybont Reservoir West Shore

Highlight • Viewpoint

If you don't fancy the long gravel trail on the East shore, this is your tarmac option.

Tip by

76.5 km

Talybont Reservoir Nature Reserve

Nature Reserve

B

85.9 km

End point

Bus stop

Way Types & Surfaces

Way Types

65.0 km

13.1 km

5.17 km

2.48 km

188 m

Surfaces

80.1 km

3.43 km

2.47 km

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Elevation

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

Highest point (440 m)

Lowest point (110 m)

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Weather

Powered by Foreca

Monday 5 October

18°C

12°C

33 %

Additional weather tips

Max wind speed: 7.0 km/h

to get more detailed weather forecasts along your route

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