County Cork
ModerateMullaghanish to Millstreet — Derrynasaggart Mountain Road via Mushera
Cork-Kerry border bog road, no nonsense.
Trail Type: Backcountry
England
ExpertPennine Bridleway — Longdendale to Bleaklow Head via Torside Clough
Bleaklow doesn't hand out participation trophies.
Great Britain
ModerateElan to Claerwen Mountain Road — Rhayader Uplands via Nant y Neuadd Reservoir Track
Wales' loneliest reservoir-to-reservoir run.
Great Britain
ExpertLairig an Laoigh — Nethy Bridge to Braemar via the Cattle Pass of the Cairngorms
The Cairngorms' forgotten drovers' pass.
Great Britain
ModerateCnoc an Fhreiceadain Green Road — Caithness Moorland Track via Dunbeath Strath
Caithness bog road — empty, wet, and ancient.
Great Britain
ExpertRhinog Mountains Track — Llanbedr to Cwm Nantcol via Bwlch Drws Ardudwy
Wales's hardest range. No crowds. No mercy.
County Donegal
ModerateSlieve League Coastal Cliffside Road — Carrick to Bunglass via Teelin Pass
Europe's highest sea cliffs, earned by road.
Great Britain
DifficultGlen Affric to Kintail — Coulin Forest and Falls of Glomach Back Track
Scotland's wildest glen, no guardrails.
Great Britain
DifficultCape Wrath Track — Durness to the Lighthouse via the Parph Peninsula
Britain's most remote road-end, locked behind a firing range.
Great Britain
ModerateCairngorm Club Bridge to Derry Lodge — Upper Dee and Lui Water Remote Track via Glen Lui
Arctic valley landrover road into Mar Estate.