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Widow Maker (Blue Scar Trail) – Pontrhydyfen Viaduct loop from Glynneath

Routes

Mountain biking trails

Widow Maker (Blue Scar Trail) – Pontrhydyfen Viaduct loop from Glynneath

Moderate

riders

Widow Maker (Blue Scar Trail) – Pontrhydyfen Viaduct loop from Glynneath

04:13

52.3km

840m

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: June 18, 2026

Tips

Includes a very steep uphill segment

You may need to push your bike.

After 1.55 km for 1.80 km

Waypoints

Start point

Bus stop

Get Directions

19.3 km

Afan Valley Cycle Route

Highlight • Trail

A beautiful & easy cycle trail suitable for most bikes

Tip by

20.3 km

Afan Forest Park Visitor Centre

Highlight • Rest Area

Afan Forest is very well known for its mountain biking and well, there is a lot of it! There are trails for all abilities, but the main focus here is …

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21.4 km

Gravel Road Climb on Coed Morgannwg Way

Highlight (Segment) • Forest

It might seem like a lot of uphill, but this climb is well worth it when you see what comes next on 'widow maker'! Enjoy the scenery and spin up …

Tip by

22.7 km

Widow Maker (Blue Scar Trail)

Highlight • Trail

A brilliant, flowing descent, you've earned this one with the big fireroad climb! Rated blue or moderate, it's not the most challenging singletrack trail, but one that everyone will no …

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26.4 km

Motorway Section, Afan Argoed Forest Cycle Path

Highlight • Trail

'Motorway' is the name given to this section of the Rookie green family trail, which actually runs along the Afan Argoed Forest Cycle Path linking the trail centre and sections …

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28.8 km

Pontrhydyfen Viaduct

Highlight • Viewpoint

Pontrhydyfen is a small former coal mining community at the confluence of the River Afan and the Afon Pelenna. It is distinguished by two large 19th-century bridges that span the …

Tip by

42.9 km

Canal Lock Gates

Highlight • River

52.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

14.1 km

12.9 km

12.6 km

10.0 km

2.75 km

Surfaces

21.7 km

21.3 km

6.35 km

2.76 km

350 m

Elevation

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

Highest point (460 m)

Lowest point (10 m)

Weather

Thursday 25 June

24°C

15°C

14 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

Comments

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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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Widow Maker (Blue Scar Trail) – Pontrhydyfen Viaduct loop from Glynneath

Afan Valley Cycle Route

Afan Forest Park Visitor Centre

Gravel Road Climb on Coed Morgannwg Way

Widow Maker (Blue Scar Trail)

Motorway Section, Afan Argoed Forest Cycle Path

Pontrhydyfen Viaduct

Canal Lock Gates

Nearby routes

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