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Bike touring routes & trails

GWR Railway Shed – Crai Reservoir loop from Ystradgynlais

Bike touring routes & trails

GWR Railway Shed – Crai Reservoir loop from Ystradgynlais

Hard

11

riders

GWR Railway Shed – Crai Reservoir loop from Ystradgynlais

05:18

82.0km

1,040m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 24, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Bannau Brycheiniog National Park

Waypoints

A

Start point

Bus stop

Get Directions

1

10.9 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 …

Tip by

2

17.3 km

Viewpoint on the Mountain Road, Bannau Brycheiniog National Park

Highlight • Viewpoint

Nestled along one of the finest driving routes in Great Britain, this spot is perfect for a leisurely picnic at the available benches or simply admiring the stunning views.

Keep …

Tip by

28.8 km

Cefn-y-coed Common

Forest

4

30.3 km

View of the River Sawdde at Llangadog Common

Highlight • River

Spend a few moments on the bridge over the River Sawdde river to take in the view. A great bird watching spot, if you are patient or lucky enough you may see Sandpipers, Dipper or Kingfisher here.

Tip by

5

31.0 km

The Red Lion Hotel

Highlight • Pub

Great pint of Worthington in The Red Lion Hotel in Church Street, Llangadog

Tip by

6

40.3 km

Statue of Llywelyn ap Gruffydd at Llandovery Castle

Highlight • Castle

Access is free year round.

Tip by

7

61.0 km

GWR Railway Shed

Highlight • Monument

A remnant of the Neath & Brecon Railway that closed here in 1962.

Tip by

8

65.4 km

Crai Reservoir

Highlight • Natural Monument

9

80.7 km

NCN Route 43: Ystalyfera Nature Reserve Section

Highlight • Cycleway

This section of NCN Route 43 takes you through woodland, alongside the river and along the the edge of Ystalyfera Natural Reserve.

Tip by

B

82.0 km

End point

Bus stop

Way Types & Surfaces

Way Types

59.1 km

11.7 km

9.64 km

1.42 km

146 m

< 100 m

Surfaces

69.7 km

11.5 km

542 m

331 m

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Elevation

Elevation

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

Highest point (490 m)

Lowest point (50 m)

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Weather

Powered by Foreca

Thursday 25 June

25°C

16°C

14 %

Additional weather tips

Max wind speed: 17.0 km/h

to get more detailed weather forecasts along your route

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