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Running trails & routes

Spaghetti Junction MTB Trail – Nant y Moch Reservoir loop from Bwlch Nant yr Arian

Running trails & routes

Spaghetti Junction MTB Trail – Nant y Moch Reservoir loop from Bwlch Nant yr Arian

Hard

34

runners

Spaghetti Junction MTB Trail – Nant y Moch Reservoir loop from Bwlch Nant yr Arian

02:47

24.8km

480m

Running

Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: October 7, 2026

Waypoints

A

Start point

Parking

1

108 m

Bwlch Nant yr Arian Visitor Centre

Highlight • Natural

In the Bwlch Nant yr Arian Forest you'll find a series of trails for both walkers and mountain bikers, including blue, red and black-rated trails, as well as a skills …

Tip by

2

177 m

Bwlch Nant yr Arian Forest and Red Kite Feeding

Highlight • Viewpoint

In the Bwlch Nant yr Arian Forest you'll find a series of trails for both walkers and mountain bikers. There's a great cafe and shop here, and you can watch …

Tip by

3

1.52 km

The Nose Blue Trail

Highlight (Segment) • Trail

Starting from near the viewpoint, The Nose is one of the best trail sections (in my opinion) at Bwlch Nant yr Arian. It's rated as blue, but more advanced riders …

Tip by

4

2.82 km

Spaghetti Junction MTB Trail

Highlight (Segment) • MTB Park

Red grade section of mtb trail.

Tip by

5

10.8 km

Syfydrin to Bontgoch Descent

Highlight • Trail

13.4 km

Llyn Craig-y-Pistyll

Lake

7

15.3 km

Nant y Moch Reservoir

Highlight • Lake

A fun, challenging track on a gravel bike - easy going on an MTB

Tip by

8

19.9 km

Llyn Syfydrin

Highlight • Lake

A great ride for a gravel bike - be prepared to get wet though, there’s a few big streams to cross

Tip by

9

22.5 km

Bwlch Nant yr Arian Woodland Walk

Highlight (Segment) • Forest

Great walk through the fairytale-like wood and along the ridgetop.

Tip by

B

24.8 km

End point

Parking

Way Types & Surfaces

Way Types

19.6 km

1.59 km

1.46 km

1.21 km

806 m

213 m

Surfaces

10.6 km

8.00 km

1.97 km

1.84 km

1.32 km

938 m

198 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 (410 m)

Lowest point (250 m)

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Weather

Powered by Foreca

Thursday 22 October

10°C

6°C

47 %

Additional weather tips

There’s a fairly high chance of rain. Consider packing a waterproof jacket.

to get more detailed weather forecasts along your route

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