First race 12:00 noon, pre-entry preferred, registration opens from 10:00 am.

Held the same day as the Nant Peris Festival, 8K with 853 metres of ascent, brutal early climb rewarding with a fine traverse before at times a technical descent. Entry on the day, registration opens at 12:30.

With entry including a train ride on the Ffestiniog Mountain Railway to the start point at Tanygrisiau runners then run on a variety of trails, forest tracks & a bit of tarmac back down to Porthmadog with a long finishing straight down the cob. Spectacular views of the Rhinogs & Tremadog Bay along the way. At approximately 17 miles & with more ascent then you'd expect on a 'downhill' leaning route this is a tough …

With entry including a train ride on the Ffestiniog Mountain Railway to the start point at Tanygrisiau runners then run on a variety of trails, forest tracks & a bit of tarmac back down to Porthmadog with a long finishing straight down the cob. Spectacular views of the Rhinogs & Tremadog Bay along the way. At approximately 17 miles & with more ascent then you'd expect on a 'downhill' leaning route this is a tough …