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Mountain biking trails

Penallta Park signpost – Forest Descent Path loop from Llanishen

Mountain biking trails

Penallta Park signpost – Forest Descent Path loop from Llanishen

Hard

6

riders

Penallta Park signpost – Forest Descent Path loop from Llanishen

04:59

73.6km

910m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: August 2, 2026

Tips

Includes a segment in which cycling is not permitted

After 54.8 km for 104 m

Waypoints

A

Start point

Train Station

1

6.66 km

River Taff Weir

Highlight • Monument

Great view of the weir from the bridge

Tip by

2

9.87 km

Blue Bridge, Radyr

Highlight • Bridge

Narrow bridge which is next to Radyr train station.
Becareful of other users.

Tip by

10.9 km

River Taff

Lake

4

12.2 km

View of Castell Coch

Highlight • Viewpoint

Castell Coch, or the ‘Red Castle’, rises up from the ancient beech woods of Fforest Fawr like a vision from a fairy tale. Yet these great towers with their unmistakable conical roofs only hint at the splendour within.

Tip by

5

17.8 km

Taff Trail: Nantgarw to Pontypridd

Highlight (Segment) • Forest

The Taff Trail has some fantastic gravel stretches.

The section from the top of Bwlch Mountain is probably best ridden on a full suspension MTB, but the road down is …

Tip by

6

34.0 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

7

40.0 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

54.8 km

Coed Waun-fawr

Forest

9

58.3 km

View of Machen from the Descent

Highlight (Segment) • Viewpoint

passable on a gravel bike, wet grass can be slippery

Tip by

66.4 km

Coed Coesau-whips

Forest

11

67.0 km

Forest Descent Path

Highlight • Trail

West to east is downhill, watch out for walkers

Tip by

B

73.6 km

End point

Train Station

Way Types & Surfaces

Way Types

43.3 km

10.1 km

7.75 km

6.20 km

5.64 km

503 m

195 m

Surfaces

37.6 km

21.4 km

10.2 km

2.29 km

1.87 km

222 m

104 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 (250 m)

Lowest point (10 m)

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Weather

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Today

Friday 30 October

14°C

7°C

0 %

Additional weather tips

Max wind speed: 14.0 km/h

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