Cymoedd Sir Fynwy

Cymoedd Sir Fynwy is a challenging mountain walking event organized by South Wales LDWA, held in Abergavenny, Wales. It features three distance options: 50 miles, 30 miles, and a new 20-mile route, all exploring the rugged terrain of the Black Mountains and the World Heritage Site of the Forgotten Landscape above Blaenavon. The course includes demanding climbs over Deri, Loxidge Tump, and Skirrid, passing through scenic locations such as Cwmyoy, Llanthony, and Pandy, finishing along the Monmouthshire & Brecon canal.

Known as the toughest 50-mile event in the LDWA calendar, it is designed for highly fit participants seeking a strenuous and scenic mountain challenge. Visit the organization's website for the most recent information.