Rasselbock backyard ultra

Tennessee’s infamous Barkley Marathons race is notoriously tough – but 20 people have completed it. Gloucestershire’s equally brutal homage to the iconic ultra has zero finishers... so far. Our writer lined up with those attempting to be the first

When a race follows the route of the world’s longest downhill ski race – in reverse – you know the spectacular views will be hard-earned. Duncan Craig tackles the Alps’ fabled Inferno Half Marathon

From wild hallucinations to life-changing reflections, ultra riders share their unforgettable stories of endurance grit with James Shrubsall

You don’t have to board a plane to take your running to wild and wonderful places – from big days out to long weekends and epic, once-in-a-lifetime experiences, here’s our guide to the UK’s very best running adventures

ILLUSTRATION: PIETARI POSTI I do love a good ...

Our selection of the best, fastest, toughest, quirkiest and most enjoyable UK races this month