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Routes
Mountain biking trails
United Kingdom
Wales
South Wales
Gelligaer

Penallta Park signpost – Quaker's Yard Viaduct loop from Pengam

Routes
Mountain biking trails
United Kingdom
Wales
South Wales
Gelligaer

Penallta Park signpost – Quaker's Yard Viaduct loop from Pengam

Moderate

5.0

(1)

7

riders

Penallta Park signpost – Quaker's Yard Viaduct loop from Pengam

03:58

64.6km

710m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: July 16, 2026

Tips

Includes a segment in which cycling is not permitted

After 30.0 km for 50 m

Waypoints

A

Start point

Train Station

Get Directions

1

5.83 km

Penallta Park signpost

Highlight • Cycleway

The Taff Trail is a 55 mile waymarked route between Brecon and Cardiff Bay. With the majority of the route on off-road tarmac cycle/ walking path, it's a great way to see South Wales, cover distance and avoid cars.

Tip by

2

32.9 km

Taf Trail

Highlight • Cycleway

The full route provides a fantastic mix of terrain and scenery😊

Tip by

34.3 km

Pontsarn Viaduct

Viewpoint

4

37.1 km

Cefn-coed Viaduct

Highlight • Monument

The Cefn-coed Viaduct is the third-largest viaduct in Wales. This huge, curved structure once carried the Brecon and Merthyr Tydfil Junction Railway and is now part of the Taff Trail, …

Tip by

5

41.2 km

The Three Bridges, Merthyr Tydfil

Highlight • Cycleway

This is a nice stone bridge along the cyclepath just outside Merthyr Tydfil which makes a pretty spot to stop and take a picture.

Tip by

6

51.1 km

Taff Trail

Highlight • Forest

Absolutely loved the Taff Trail and it's contrasting scenery, starting in the mountains and Reservoirs of the Brecon Beacons through the working towns of the valleys and into the urban …

Tip by

7

51.7 km

Taff Trail Tramroad Section

Highlight • Cycleway

This is a section of the Taff Trail NCR8 that is unpaved and muddy. Long may this last as the trail has important industrial archeological history. You can still see …

Tip by

8

52.6 km

Quaker's Yard Viaduct

Highlight • Historical Site

One of IK Brunels many bridges. Still very much in use carrying the Merthyr to Barry valley lines passenger train.

Tip by

9

52.8 km

River Taff Riverside Trail

Highlight • Forest

Along Taff River corridor are some hidden pockets of attractive riverside, with interesting remnants of old industry.

Tip by

B

64.6 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

34.2 km

23.5 km

2.84 km

1.87 km

1.76 km

287 m

113 m

Surfaces

46.0 km

14.9 km

2.00 km

708 m

666 m

170 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 (430 m)

Lowest point (100 m)

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Weather

Powered by Foreca

Friday 17 July

26°C

13°C

41 %

Additional weather tips

Max wind speed: 15.0 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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