Possibly the toughest half marathon in the UK, and the most awe-inspiring.
10:30
£35
All ages
The route takes you through ancient woodland, past stunning glacial lakes, historic trails, and challenging mountainous terrain, including the summit of one of Snowdonia's most iconic mountains, Cadair Idris. Distance: 13.1 miles. Height gain: 1165m. Terrain: 65% trail, 25% mountain path, and 10% tarmac. This is a mountain route with some challenging ascents and descents. The route will be arrow-marked, and has marshalled check points.