Cymoedd Sir Fynwy
Abergavenny, United Kingdom • 18-19 Apr 2026
Cymoedd Sir Fynwy is an LDWA South Wales mountain challenge based at The Girl Guide Hall, Abergavenny (NP7 5TR). The event offers three routes: 50 miles, 30 miles, and a new 20-mile option, set in the heart of the Black Mountains and the World Heritage Forgotten Landscape above Blaenavon. Expect epic climbs on routes via Deri, Loxidge Tump, and Skirrid, taking in Cwmyoy, Llanthony and Pandy, before venturing into Blaenavon’s landscape, Coity Mountain and finishing along the Monmouthshire & Brecon canal. It’s billed as the toughest LDWA mountain challenge of the year, attracting fit endurance runners and hikers seeking a demanding adventure. Visit the organization's website for the most recent information.