Killruddery Estate Southern Cross Road A98 W9F2 HELL & BACK | Ireland's Toughest ChallengeJoin us for Ireland's toughest physical and mental challenge, HELL & BACK. We convert Killruddery Estate in Bray, Co Wicklow into an adventure playground where participants must go over, under, around and through 40+ man-made and natural obstacles on trail routes ranging from 5-16KM. Dublin's best fitness challenge.IREland's toughest Physical & Mental challenge HELL & BACK is Ireland's toughest physical and mental endurance challenge, specifically designed and created by our award-winning outdoor specialists to push your physical and mental boundaries to https://www.hellandback.ie/