THE DRUID’S CHALLENGE

MULTI-TERRAIN – RURAL – HILLY

A three-day, 84-mile ultramarathon crossing the Ridgeway, ‘Britain’s oldest road’. Starting in Buckinghamshire, competitors make their way to Wiltshire over three days. The course takes in ancient landscapes, Iron Age forts and white-horse chalk figures. Buckinghamshire, November 9-11, xnrg.co.uk