The Race is a 250 km unsupported endurance event across the rugged landscape of North West Donegal. To finish competitors have to complete 15km of kayaking, 166km of cycling, 5km of mountain running and 64km of road and trail running. It is the ultimate 24 hour test of endurance.Read More
Was googling about the Art O'Neill Challenge. I came across this and it looks deadly!
I've run 3 marathons. A few half marathons and a half Ironman and a good few other triathlons.