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Mountain biking trails

Hengoed Viaduct – Penallta Park signpost loop from Blackwood

Mountain biking trails

Hengoed Viaduct – Penallta Park signpost loop from Blackwood

Moderate

5.0

(3)

9

riders

Hengoed Viaduct – Penallta Park signpost loop from Blackwood

02:00

29.8km

380m

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: August 20, 2026

Waypoints

A

Start point

Bus stop

1

1.54 km

Sirhowy Valley Bike Path

Highlight (Segment) • Cycleway

Lovely path to ride on. A gentle incline and suitable for most abilities

Tip by

2

2.86 km

Hengoed Viaduct

Highlight • Monument

The coal mining industry transformed the landscape of South Wales and one of the ways it did that was bringing about the construction of railways and, to span valleys, their …

Tip by

3

5.76 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

4

13.8 km

Gun Circle Viewpoint Over Aberfan and Merthyr Vale

Highlight • Historical Site

Here you can look down on Aberfan and Merthyr Vale. There is a standing stone nearby which is quite hard to find but is marked on the OS map. From …

Tip by

5

23.5 km

Penallta Park Bike Path

Highlight (Segment) • Cycleway

The bike path through Penallta Park is a great alternative to the busy road. It’s also pretty peaceful as you come past the lakes.

Tip by

6

27.0 km

Hengoed Viaduct

Highlight (Segment) • Bridge

Hengoed Viaduct was built on 1854 and now serves as a picturesque part of the Taff Vale cycle route.

Tip by

B

29.8 km

End point

Bus stop

Way Types & Surfaces

Way Types

20.0 km

4.09 km

3.74 km

1.28 km

657 m

< 100 m

Surfaces

15.6 km

9.00 km

4.35 km

670 m

194 m

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Elevation

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

Highest point (360 m)

Lowest point (130 m)

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Weather

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Sunday 18 October

13°C

6°C

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