Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Discover
Places to see
United Kingdom
Wales
South Wales
Merthyr Tydfil

Pontsarn Viaduct

Highlight • Historical Site

Pontsarn Viaduct

Recommended by 64 cyclists out of 68

This Highlight is in a protected area

Please check local regulations for: Bannau Brycheiniog National Park

Save

Share

  • More

  • Save

    Share

  • More

  • Take Me There

    Routes here

    Top cycling routes to Pontsarn Viaduct

    4.0

    (3)

    56

    riders

    1. Pen y Fan, Talybont Reservoir & Taff Trail loop from Brecon — Bannau Brycheiniog (Brecon Beacons) National Park

    63.4km

    04:43

    790m

    790m

    Expert bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

    Navigate

    Send to Phone

    Expert

    Expert bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

    Expert

    Expert bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

    Expert

    Tips

    May 23, 2025

    Good ride

      April 10, 2019

      Opened in 1867, the Pontsarn Viaduct allowed narrowboats carrying coal and iron to cross the Afon Taf Fechan until 1966. Built from limestone from a quarry nearby, the impressive grey viaduct now forms part of the Taff Trail cycle path.

        In the know? Log-in to add a tip for other adventurers!

        Sign up for free

        Details

        Informations

        Elevation 270 m

        Weather

        Powered by AerisWeather

        Today

        Saturday 1 November

        10°C

        6°C

        100 %

        If you start your activity now...

        Max wind speed: 29.0 km/h

        Most visited during

        January

        February

        March

        April

        May

        June

        July

        August

        September

        October

        November

        December

        Loading

        Location: Merthyr Tydfil, South Wales, Wales, United Kingdom

        Other Popular Places to Check Out

        Merthyr Tydfil Cycle Path

        Explore
        RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepacking
        Download the app
        Follow Us on Socials

        © komoot GmbH

        Privacy Policy