Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

Moderate

5.0

(1)

riders

Cwmorthin Falls – Stwlan Dam loop from Blaenau Ffestiniog

00:54

13.1km

350m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: August 26, 2026

Tips

Cycling is not permitted along parts of this route

After 0 m for 243 m

After 12.9 km for 243 m

Waypoints

Start point

Train Station

Get Directions

327 m

Bridge Cafe

Highlight • Cafe

Excellent stop for fuelling the hungry cyclist - recommend the "Bikers and Hikers Breakfast"

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552 m

Blaenau Ffestiniog Railway Station

Highlight • Historical Site

Small train station in the mountains - slate was once mined here - now a tourist attraction.

Translated by Google •

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677 m

Blaenau Ffestiniog and Ffestiniog Railway

Highlight • Historical Site

Blaenau Ffestiniog played a huge part in Snowdonia's slate industry, thanks in part to the Ffestiniog Railway, which connected the town to the port of Porthmadog. The remnants of this …

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3.25 km

Lakeside Café

Highlight • Cafe

A good place to stop for a break. We particularly enjoyed the lamb burger with mint sauce.
With a bit of luck (or knowledge of the timetable) you can also see the historic steam train steaming past.

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4.21 km

Cwmorthin Falls

Highlight • Viewpoint

Car park gets full up top so park sensibly park close to next car gives more space for others. Don’t park in front of gate as this is used by …

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4.67 km

View of Hole in the Wall

Highlight • Viewpoint

6.80 km

Stwlan Dam

Highlight • Lake

The climb up to the Llyn Stwlan Reservoir could well be the best-kept secret on British soil. It’s a 3km gravel road that averages at 10%, with spikes of 20%, …

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