The way points of this bicycle route:
Head EAST to Invershin ( the way you came)
Look for footpath signpost INVERSHIN take railway bridge (steps)
NORTH A836 then LT A837 then RT B864 (spectacular waterfall), Later RT A839
join A836, follow A836 (sp Tongue)
RT off A836 onto B873 W
Continue N on B871
RT off B871 onto A836 NORTH
A836
Stay on A836 may be short section on A9
if time poss LT for Dunnet Head lighthouse most northely point of scottish mainland
SYHA at Carnisbay RT off A836 look for signs