Routes

Planner

Features

Updates

App

Get the App

Routes

Mountain biking trails

St. Nicholas And Bonvilston

Radyr Weir – View of Castell Coch loop from Wenvoe Transmitting Station

Routes

Mountain biking trails

St. Nicholas And Bonvilston

Radyr Weir – View of Castell Coch loop from Wenvoe Transmitting Station

Moderate

riders

Radyr Weir – View of Castell Coch loop from Wenvoe Transmitting Station

02:37

39.8km

500m

Mountain biking

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

Last updated: May 13, 2026

Tips

Cycling is not permitted along parts of this route

After 20.5 km for 99 m

After 25.0 km for 142 m

Waypoints

Start point

Bus stop

Get Directions

11.3 km

Bramble Path

Highlight (Segment) • Natural

Narrow in places , uneven ground , with loads off brambles. Quite popular with walkers in the summer months.

Tip by

11.9 km

Pathway Behind the Sports Pavilion

Highlight • Trail

Hardpack, with light gravel

Tip by

12.2 km

Blue Bridge, Radyr

Highlight • Bridge

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

Tip by

12.7 km

Radyr Weir

Highlight • Structure

A pretty weir of the River Taff, the Radyr Weir runs today as a hydro power scheme and a focal point of Radyr town. Many wild salmon and sea trout …

Tip by

13.2 km

River Taff

Lake

14.5 km

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

15.6 km

Walnut Tree Viaduct Remaining Brick Pillar

Highlight • Monument

The Walnut Tree Viaduct spanned the valley between the ridges of the Garth and Castell Coch. The one remaining brick pillar is all that remains of this massive structure.

Tip by

25.1 km

Trails Around The Garth

Highlight • Trail

26.4 km

View of Garth Mountain from Route des Alpes

Highlight • Viewpoint

The road to the South of Garth Mountain is named the "Route Des Alpes" on Google maps. I'm thinking it isn't genuine, but I like it!

The views from the …

Tip by

38.2 km

Cottrell Wood

Forest

39.8 km

End point

Bus stop

Way Types & Surfaces

Way Types

20.5 km

9.36 km

3.73 km

3.47 km

1.49 km

1.30 km

< 100 m

Surfaces

22.6 km

12.3 km

3.47 km

684 m

470 m

379 m

Elevation

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

Highest point (220 m)

Lowest point (20 m)

Weather

Wednesday 1 July

22°C

12°C

-- %

Additional weather tips

Max wind speed: -- km/h

to get more detailed weather forecasts along your route

Comments

Want to know more?

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Navigate

Send to Phone

Save

Edit route

Download GPX

Move start point

Embed on a website

Report an Issue

Report restricted access

Nearby routes

Hard

4.8

1,182

Cafall red trail — Cwmcarn Trail Centre

02:13h

18.7km

560m

Hard

4.9

976

Twrch red trail — Cwmcarn Trail Centre

01:31h

13.5km

360m

Easy

5.0

378

Terry's Belly (blue) — Bike Park Wales

00:18h

4.35km

30m

Moderate

5.0

278

Terry's Belly (blue) and Hot Stepper (red) — Bike Park Wales

00:24h

4.21km

30m

Easy

5.0

251

Sixtapod and Willy Waver (blue) — Bike Park Wales

00:12h

3.54km

Easy

5.0

244

Melted Welly, Blue Belle and Bushwhacker (blue) — Bike Park Wales

00:13h

3.59km

Easy

4.3

162

Kermit and Badger's Run (green) — Bike Park Wales

00:18h

4.54km

20m

Moderate

4.5

Taffs Well, Caerphilly mountain and Cefn Onn loop

02:21h

27.4km

500m

Hard

4.0

Pwca blue trail — Cwmcarn Trail Centre

00:21h

3.26km

90m

Moderate

5.0

Vicious Valley, Surfin' Bird (red) and Norkle (blue) — Bike Park Wales

00:22h

3.45km

10m

Moderate

5.0

Vicious Valley, Bonneyville and Insufficient Funds (red) — Bike Park Wales

00:19h

3.21km

Moderate

Root Manoeuvres (red) — Bike Park Wales

00:19h

2.79km

20m

Radyr Weir – View of Castell Coch loop from Wenvoe Transmitting Station

Bramble Path

Pathway Behind the Sports Pavilion

Blue Bridge, Radyr

Radyr Weir

View of Castell Coch

Walnut Tree Viaduct Remaining Brick Pillar

Trails Around The Garth

View of Garth Mountain from Route des Alpes

Nearby routes

Sign up or log in to keep exploring this route

We value your privacy ⛰️

We value your privacy ⛰️