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Routes
Bike touring routes & trails
United Kingdom
Wales
South Wales
Carmarthenshire
Llanfair-Ar-Y-Bryn

Llyn Briane Reservoir loop

Routes
Bike touring routes & trails
United Kingdom
Wales
South Wales
Carmarthenshire
Llanfair-Ar-Y-Bryn

Llyn Briane Reservoir loop

Expert

7

riders

Llyn Briane Reservoir loop

03:32

39.8km

900m

Expert bike ride. 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: June 4, 2024

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Waypoints

A

Start point

Parking

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1

1.34 km

View of Llyn Brianne Reservoir

Highlight (Segment) • Lake

Llyn Brianne is a beautiful place for a bike ride. You can stop here or carry around to the view point on the opposite side

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2

8.28 km

Gravel Route from Abergwesyn to Llyn Brianne

Highlight (Segment) • Forest

Stunning gravel over from the Irfon Valley to Llyn Brianne

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3

15.9 km

Abergwesyn Valley

Highlight (Segment) • Gorge

One of the most beautiful stretches of road in Wales or maybe the world, this valley from Abergwesyn to the well-known and much feared Devil's Staircase is an incredible place …

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4

19.9 km

Devil's Staircase Gravel Climb

Highlight (Segment) • Cycleway

An alternative climb up the infamous Devil's Staircase, but up the gravel fire road.

Gradients are more gentle than the road climb and the surface is good enough for slick tyres in good, dry conditions, so no gravel bike required!

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5

28.8 km

Capel Soar y Mynydd

Highlight • Religious Site

Capel Soar Y Mynydd is the most remote chapel in Wales. A peaceful spot, and I imagine it could provide respite if caught out here in a storm. The old …

Tip by

6

38.7 km

Llyn Brianne Dam Crossing

Highlight • Bridge

Llyn Brianne is a spectacular reservoir at almost 300m (990ft) above sea level. It is Wales second largest reservoir by volume and is contained by a 91m (300ft) stone-built dam, which is the largest of its kind in Europe.

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B

39.8 km

End point

Parking

Way Types & Surfaces

Way Types

19.9 km

19.8 km

229 m

Surfaces

20.4 km

16.4 km

2.75 km

229 m

< 100 m

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Elevation

Elevation

Highest point (480 m)

Lowest point (260 m)

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Weather

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Today

Tuesday 4 November

14°C

12°C

100 %

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Max wind speed: 28.0 km/h

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This route was planned by komoot.

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How to understand each route’s difficulty level

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How to understand each route’s difficulty level

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Easy
Up to 2 hours and 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
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Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
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Expert
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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Llyn Briane Reservoir loop

03:32h

39.8km

900m

How to understand each route’s difficulty level

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Mountain Bike

Road Bike

Running

Easy
Up to 2 hours and 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
Corresponds approx.to SAC 1.
Intermediate
Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.
Expert
More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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Easy
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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How to understand each route’s difficulty level

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Running

Easy
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Road Bike

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How to understand each route’s difficulty level

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Road Bike

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Intermediate
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Expert
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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Road Bike

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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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How to understand each route’s difficulty level

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Mountain Bike

Road Bike

Running

Easy
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Corresponds approx.to SAC 1.
Intermediate
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Corresponds approx. to SAC 2-3.
Expert
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Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.
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