The Gleniff Horseshoe is a scenic and unique 6-mile loop of single lane road located in Sligo, Ireland. The drive offers stunning mountain views with many sites of myth and legend. The route also includes the resting spot of ill-fated lovers Diarmad and Grainne, located high up on Benbulben mountain. Be sure to keep an eye out for the amusing signs posted by the infamous "Bull" McSharry in his effort to preserve hiking access and accessibility in the area.