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Lake Vyrnwy Dam – Giants of Vyrnwy loop from Llangynog

Lake Vyrnwy Dam – Giants of Vyrnwy loop from Llangynog

Moderate

riders

Lake Vyrnwy Dam – Giants of Vyrnwy loop from Llangynog

02:15

45.6km

660m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: March 27, 2026

Waypoints

Start point

Bus stop

Get Directions

192 m

Llangynog Climb

Highlight • Viewpoint

long climb, no stupid gradients, stunning view!

Tip by

14.6 km

The Vyrnwy Dam features a road bridge atop its structure with 31 arches. The dam, notable for being the first with drainage tunnels to prevent pressure build-up, is further characterised by two small towers, each boasting four corner turrets.

Tip by

15.0 km

Lake Vyrnwy Dam

Highlight • Monument

This is brilliant peice of architecture thats still in use today, you can feel the sheer power of the flow of water down the dam one side, and the peace and tranquility of the lake the other.

Tip by

15.4 km

Giants of Vyrnwy

Highlight • Forest

Information about the construction of the dam

Tip by

16.8 km

Lake Vyrnwy Straining Tower

Highlight • Monument

Lake Vyrnwy (Welsh: Llyn Efyrnwy, pronounced [ɛˈvərnʊɨ] or Llyn Llanwddyn) is a reservoir in Powys, Wales, built in the 1880s for Liverpool Corporation Waterworks to supply Liverpool with fresh water. …

Translated by Google •

Tip by

45.6 km

End point

Bus stop

Way Types & Surfaces

Way Types

45.0 km

413 m

220 m

Surfaces

43.8 km

1.56 km

220 m

Elevation

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

Highest point (340 m)

Lowest point (130 m)

Weather

Sunday 31 May

16°C

11°C

95 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

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

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Lake Vyrnwy Dam – Giants of Vyrnwy loop from Llangynog

Llangynog Climb

Vyrnwy Dam

Lake Vyrnwy Dam

Giants of Vyrnwy

Lake Vyrnwy Straining Tower

Nearby routes

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