Sat 4 Nov 2023 Merthyr Tydfil, Mid Glamorgan, UK

OTT Ultra Marathon

This fantastic and runnable route follows the trails out North towards Brecon, through Garwnant and onto Beacons reservoir.

  • Sat 4 Nov 2023
Merthyr Tydfil, Merthyr Tydfil

OTT Ultra Marathon



All ages

  • 30 miles trail running


Once at the far end of the reservoir the route crosses the A470 and climbs Pen y Fan (The highest peak in South Wales at 886 meters) Once at the top a descent of Jacobs ladder to the roman road then following the roman road to Torpantau and return on the trails via Taf Fechan Nature reserve back to Cyfarthfa Castle. A great route for those looking to take the step up to an Ultra event whilst also catering for the experienced ultra runners.

Event details

  • All fitness levels
  • Event village
  • Newcomers


  • Check points


  • All ages
  • Enter online