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Porthkerry Viaduct – Cold Knap Roman Site loop from Cold Knap Roman Building

Routes

Hiking trails & Routes

Porthkerry Viaduct – Cold Knap Roman Site loop from Cold Knap Roman Building

Easy

2.0

(1)

hikers

Porthkerry Viaduct – Cold Knap Roman Site loop from Cold Knap Roman Building

01:21

4.92km

80m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 27, 2026

Waypoints

Start point

Parking

Get Directions

180 m

Porthkerry Pebble Beach

Highlight • Beach

269 m

Porthkerry Viaduct

Highlight • Historical Site

The marvellous 16-arch Porthkerrry Viaduct stands at a whopping 110 feet (33m) high. It was designed and engineered by James and William Szlumper and was originally built to carry coal …

Tip by

1.66 km

Cold Knap Roman Site

Highlight • Historical Site

The monument consists of the remains of a Roman rectangular courtyard building dating to the 2nd or 3rd centuries AD.

It is located close to the beach at Cold Knap …

Tip by

1.73 km

End point

Parking

Way Types & Surfaces

Way Types

1.94 km

1.31 km

843 m

589 m

232 m

Surfaces

1.93 km

539 m

420 m

263 m

< 100 m

Elevation

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

Highest point (60 m)

Lowest point (10 m)

Weather

Wednesday 24 June

34°C

22°C

0 %

Additional weather tips

Max wind speed: 23.0 km/h

to get more detailed weather forecasts along your route

Comments

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

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Porthkerry Viaduct – Cold Knap Roman Site loop from Cold Knap Roman Building

Porthkerry Pebble Beach

Porthkerry Viaduct

Cold Knap Roman Site

The Coffi Box

Knapp

Barry Castle

Nearby routes

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