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Penallt Viaduct – The Naval Temple at The Kymin loop from St Briavels

Routes

Running trails & routes

Penallt Viaduct – The Naval Temple at The Kymin loop from St Briavels

Hard

3.0

(1)

runners

Penallt Viaduct – The Naval Temple at The Kymin loop from St Briavels

02:08

17.1km

610m

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: May 17, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Wye Valley National Landscape

Waypoints

Start point

Parking

Get Directions

5.30 km

Redbrook Railway Bridge and Footbridge

Highlight • Historical Site

This is quite a dilapidated metal railway bridge dating from 1876 but it is in a really exceptional beautiful location. The bridge was closed to railway traffic in 1964 but …

Tip by

5.34 km

Old Railway Bridge Over the River Wye

Highlight • Bridge

Old railway bridge with stunning views over the Wye. Be sure to dismount when crossing the bridge.

Tip by

5.34 km

Penallt Viaduct

Highlight • Bridge

Old railway bridge that has an adjoining bridge so you can still cross the water here.

Tip by

8.57 km

The Naval Temple at The Kymin

Highlight • Monument

A temple that was inspired by Britain’s naval supremacy at the height of the British Empire and built in 1800. This was inspired by Nelson's victory in the Battle of …

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8.64 km

The Kymin Roundhouse and view over Monmouth

Highlight • Monument

The Kymin is an 18th-century round house and naval temple on a prominent hill, set within 9 acres (4 ha) of grounds. It's a fair slog from Monmouth but you …

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17.1 km

End point

Parking

Way Types & Surfaces

Way Types

7.24 km

3.20 km

2.86 km

2.20 km

938 m

578 m

123 m

Surfaces

4.49 km

3.49 km

2.87 km

1.92 km

512 m

315 m

Elevation

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

Highest point (250 m)

Lowest point (10 m)

Weather

Sunday 17 May

13°C

7°C

76 %

Additional weather tips

Max wind speed: 18.0 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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Penallt Viaduct – The Naval Temple at The Kymin loop from St Briavels

Redbrook Railway Bridge and Footbridge

Old Railway Bridge Over the River Wye

Penallt Viaduct

The Naval Temple at The Kymin

The Kymin Roundhouse and view over Monmouth

Nearby routes

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